Answer:
It explains the main point by using a comparison.
BRAINLIST PLS!
I believe The answer is A.
I'm not sure but i think you put the answer in your question.
Both A and C
Answer:
motivated
Explanation:
you are describing the adverb highly by saying Lucas was highly motivated
Answer:
it strengthens the author's reason for investigating
Explanation:
i could give a more sure answer if i had the excerpt, but based on my answer it is based on cereal? if so the word bursting exhibits a more serious tone, resulting in a greater need for investigation.