Rational and logical are quite similar in meaning but rational is something that has logic. These two words are close synonyms and not antonyms.
"Students"
I believe "Eigth-grade" is an adjective of sorts or a category, but it might also be part of the subject.
Answer:
A
Explanation:
Because ie iwn s8wk aoi done 8ake ozoa iane x8ela osuhe so8a wune iau aike iahhui