The best anser is C - gaunt. Gaunt means thin and looking exhausted, such as when one is old or tired.
The answer can be actually found directly in the poem, which contains the line: 'An aged thrush, frail, gaunt, and small'. Gaunt is used directly in the poem!
Answer:
problem
Explanation:
this is a problem for megan
All would seem appropriate, but I'd say D, since it assists you in gathering data to support your clause
