i have no clue but if i had to guess i would have to say the answer is D
Answer: C
Explanation: The correct answer is letter C, Superego.
Superego is the portion of the personality that marks what is good and bad, how we want to be and the perception we have of ourselves. This superego is developed, according to Freud, as we are growing and having contact with society and its rules; We learn about "good and bad" by what we are taught to.
D. The process of becoming a citizen in a country
It's because the definition of "naturalization" would mean the admittance of a foreigner to the citizenship of a country.
Ex.
"an application for naturalization as a american citizen"