This reveal the importance of the past, so we as the reader can understand the things happening in the present. ( so if the answer is not right I tried my best to answer it)
Answer:
see the exercise as a personal reward
not sure, might be "impressive"?
"This is the second activity in the repetition strategy" indicates that the word revisit would be the best word to use to sum up the idea since repetition strategy definitely suggests revisiting. Something which is repeated is done over again so in the act of re-doing it it means it is also re-visited.
The repetition of identical sounds in the last syllables of words
