Question

The concept of knowing who we are and how we understand ourselves, as well as how others define us, is called __________. A. gender B. ethnicity C. nationality D. identity

Answer 1

I believe it would be identity

Answer 2

Identity.

Gender is exclusive to the physical body; ethnicity is exclusive to where you are from genetically; nationality is exclusive to what country you are from. Identity is knowing who you are as a person and what others know you as, beyond race, gender and citizenship. :)