In Erikson's theory, the infants earliest task is described as that of:
learning trust or mistrust
Representative democracy
Federal republic
Parliamentary republic (maybe)
Constitutional republic
I believe the answer that you are looking for is interest.
When forming friendships, people find several forms of similarity to be attractive. According to research similarity in personalities is the strongest predictor of initial attraction. Some researchers have suggested that similarity causes attraction because people are more likely to associate with those who are similar to them in characteristics such as age, race, religion, social class, personality education, intelligence, and attitude.
I think your answer is A.... I hope this helps have a splendid day