The following paragraph contains numbered sentences.
[1] For decades, scholars believed that the Maya hieroglyphs carved into stone monuments represented only abstract ideas or astronomical calculations. [2] This consensus began to shift in the late 1950s due to the meticulous work of Tatiana Proskouriakoff, an art historian and architect. [3] By analyzing the repeating patterns of glyphs alongside the dates inscribed on the monuments, she made a groundbreaking discovery. [4] She proposed that the carvings actually recorded the historical lives, reigns, and dynasties of Maya rulers. [5] Proskouriakoff's historical approach revolutionized the field of Mesoamerican archaeology, transforming monuments from mere calendars into rich historical records.
For the sake of the logic and coherence of the paragraph, where is the best place to insert the following sentence?
"Specifically, she realized that the intervals between these dates closely corresponded to the typical length of a human lifespan."
- ABefore Sentence 1
- BAfter Sentence 1
- CAfter Sentence 2
- After Sentence 3Answer