B. principal
it means "the head or director of a school or a college"
The answer to this question is number 3, or C.Grave error best reveals the authors viewpoint.
Answer:
B. Cadmus is reproaching Dionysus
Explanation:
Cadmus is accusing Dionysus of being way too harsh towards the humans.
Hope this helps, and please mark me brainliest if it does!