You do in parentheses like this ( authors last name,and page number)
Weak: potent
The answer is potent.
It's a verb that has to have a ACTION and a SUBJECT is the sentence.
Answer:
A field in psychology that investigates the value of stories and storytelling in giving meaning to individuals' experiences—shaping their memory of past events, their understanding of the present, and their projections of future events—and in defining themselves and their lives.