Answer:
A.Provide an introduction.
Explanation:
“When thinking” is the right answer (the definition of retrospect is “a survey or review of a past course of events or period of time”. So “when thinking “ is most likely the right answer.
Persuade means to convince someone to believe, follow, accept, etc. your idea or suggestion. So your answer should be C. To Convince. Hope this helps! =^-^=
"Bob used discretion when speaking to the movie star eating in the diner."