I would say either problem/solution or cause/effect
Explanation:
Format is the organizational structure of a text. An author might alter the format of a literary work to highlight the differences between things, especially when he or she is trying to deliver information about the contrasts between different situations, characters, or other aspects of the work.
His mother combed his hair and washed him and told him a bedtime story
Answer:
I have no answer but did u ever figure it out the answer