Each autumn, millions of monarch butterflies embark on a long migration to central Mexico. During the time when they are flying on this journey, they rely on warm wind currents to glide through the air.
Which choice is the most concise and grammatically correct option for the underlined portion?
- ANO CHANGE
- While flyingAnswer
- CAs they are being carried by flight on this journey
- DWhile flying, which
Answer
While flying
The option 'While flying' is correct because it is the most concise choice that preserves the temporal context and grammatical integrity of the sentence without adding redundant details.
Step-by-Step Solution
Key Concept
Eliminating Wordiness