Soru

Directions: The passage below is followed by a question. Choose the best answer to the question.

The wind off the Firth of Forth carried the scent of wet heather and salt, a sharp reminder of the encroaching autumn. Neil knelt in the damp grass, his calloused hands turning over a piece of grey basalt. It was rough-edged and heavy, roughly the size of a loaf of bread. Behind him, the gap in the dry stone wall yawned like a missing tooth, a six-foot stretch where the ancient structure had finally yielded to the shifting earth and the rubbing of sheep.

His grandson, Robin, stood nearby, shivering slightly in his fleece jacket. He held a smooth, rounded cobblestone he had pulled from the stream bed. "Will this one work, Grandfather?" Robin asked, holding it out. "It’s solid."

Neil looked up, squinting through his thick eyebrows. He didn't take the stone. "It’s solid, aye, but it's too friendly," he said, his voice low and gravelly. "In a wall, Robin, you don't want stones that have had all their edges knocked off by the water. They roll. They don't grip. You need stones that have kept their teeth. Put it back by the water where it belongs, and find me something with a bit of a corner."

Robin sighed, tossing the cobble aside, and turned back to the pile of collapsed rubble.

For three generations, Neil's family had tended these sheep walks, and for three generations, they had rebuilt these walls. They were built without a single scoop of mortar, held together only by gravity, friction, and the careful selection of fits. A mortared wall was rigid; it fought the frost and the settling earth, and when it broke, it cracked irreparably. A dry wall, however, was alive. It breathed, yielding slightly to the winter freezes and settling deeper into the soil with each passing decade.

"Building a wall isn't about making the stones do what you want," Neil said as he lifted the basalt block and placed it firmly at the base of the gap, wedging it against the existing wall's foundation. He gave it a sharp tap with his hammer, listening to the solid, high-pitched clink that signaled a true seat. "It's about finding where they want to go. Every stone has a natural bed, a flat side it wants to rest on. If you force it to stand on its head just to fill a gap quickly, the frost will spit it out by spring."

Robin returned with a triangular wedge of limestone. He watched as Neil pointed to the middle of the wall, where a gap remained between the outer face and the inner lining. "Fill the hearting," Neil instructed. "The small stones in the middle—the packing—are what keep the big ones from pivoting. A wall doesn’t fail from the outside; it fails when the middle turns to mush."

As the afternoon light began to lean toward the hills, the gap slowly closed. Robin’s hands, initially clumsy and bruised, began to find a rhythm. He stopped looking for the 'perfect' stone and started looking for the relationships between them. He realized that a gap was never just a hole; it was a shape waiting for its counterpart. When he finally placed a long, flat locking stone—the through-stone that spanned the entire width of the wall to tie the two faces together—he felt a quiet surge of satisfaction.

Neil stood back, wiping his brow with the back of his sleeve. The repaired section was slightly darker than the weathered grey of the surrounding wall, but it stood straight, locked in place by its own weight.

"It looks different," Robin noted, tracing the clean line of the new coping stones along the top.

"It does," Neil agreed, packing his hammer into the canvas bag. "But in fifty years, the lichen will cover it, and it will look just like the rest. The land takes time to accept what we build, Robin, but if we build it right, it eventually forgets there was ever a break."

Which of the following best expresses a central theme of the passage?