Answer:
A. It is when verbs in a sentence match because they are in the same tense.
so he send it to his boss then he got a raise for more money
I would say that the line which implies the author thinks Helen's behavior is going to hurt Helen herself is Don't cut your fingers with the edge / Of your keen wit
Because her mind and behavior are going to hurt her, or rather make her hurt herself.
I would say the 2nd to last paragraph the on that starts with "He"
Explanation:
however i am fine
therefore he left school
similarly you don't i like him just like me