The correct answer to this open question is the following.
Although there are no options provided, we can say the following.
In terms of adjustment, a sense of competence is developed in the stage of life called "Intimacy vs. Isolation."
We are talking about the eight stages of life, according to the theory of Erik Erikson.
Erikson (1902-1992) was a scientist that was influenced by the work of Professor Sigmund Freud and created the psychosocial theory of the eight stages in human life. These stages are: Trust vs. Mistrust, Autonomy vs. Doubt, Initiative vs. Guilt, Industry vs. Inferiority, Identity vs. Role Confusion, Intimacy vs. Isolation, Generativity vs. Stagnation, and Integrity vs. Dispair.