Step 1: Context.
Flocks of sheep provide wool, which becomes attire.
Step 2: Option Analysis.
(A) fields and groves: Not related to attire.
(B) chariots: Provide transport, not clothing.
(C) machines: Process clothing, but not poetic fit.
(D) flocks: Correct — wool source.
Step 3: Conclusion.
Correct answer is (D) flocks.
“One of these days you’re going to talk yourself into a load of trouble,” her father said aggressively. What do you learn about Sophie’s father from these lines? (Going Places)