Ahmed generally likes to go home to visit his family during vacation. However, after his father strictly tells him that he must be home during spring vacation, Ahmed decides to remain at college. Ahmed’s behavior is best understood in terms of

psychological reactance.

Explanation:

Ahmed generally likes to go home to visit his family during vacation. However, after his father strictly tells him that he must be home during spring vacation, Ahmed decides to remain at college. Ahmed’s behavior is best understood in terms of psychological reactance because Ahmed feels that his father or his rules is taking away his choices of freedom of liking to go home to visit his family during vacation and which led to Ahmed decision of staying back at the college, Ahmed was not motivated after his father strictly tells him that he must be home during spring vacation. This is called psychological reactance.

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."