Introduction.
A book's introduction is closely related to the content of the book itself. Usually found in nonfiction work, the introduction may summarize the main argument presented in the rest of the book, define any important terms, or fill in background details.
Answer:
A.Your steps go mincing on their way
Explanation:
Helen Grey doesn't seem as a pleasant person at all. It can be concluded from the poem that she enjoys attention, provokes men, makes them fall in love with her and then toys with them and rejects them.
First part of the poem shows all the things Helen Grey does, her behavior and actions, so any line from the first part could be the correct answer (in this case, answer A).
Second part of the poem serves as a warning, suggesting consequences of such behavior, and as a reminder that her beuty will disappear as years go by. All other given answers fall into this category.
Answer: Lucy repeated the experiment practically a zombie fatigue, until she was not believing the results from the spectrometer or even her own eyes.
The answer is B. military materials and equipment