Question

your username, your picture, and the personal information you share on social media develop your _____.
a. digital identity
b. privacy settings
c. user profile
d. friend groups

Explanation:

Username, picture and personal info on social - media form one's digital identity. Privacy settings control access, user profile is part of it, and friend - groups are social connections, not the overall concept formed by such info.

Answer:

A. digital identity