Answer: B. emphasizes the thematic question of identity.
Step-by-step explanation:
In Theme for English B, The author explores the way identity is multifaceted, and ethnicity is only one dimension, even if it is a fundamental one. The phrase “Me—who?” shows how defining identity is complex since part of the author´s identity comes from his ethnic membership, represented in Harlem, but he also belongs to multiple overlapping communities, such as New York.