Question

nadia’s words were simple. they meant so much to me. her clothing and religion did not define her. she was a teenager growing up in america—just like me.
the writer now understands that he and nadia ______________.

Explanation:

The text states Nadia, like the writer, is an American teenager, and her clothing/religion don't define her—core shared identity is being American teens with shared human experiences beyond surface traits.

Answer:

are more alike than different; they are both American teenagers with shared core experiences that go beyond surface-level differences like clothing or religion.