Im not 100% sure but i think it is d
b. hyperbole
the author is exaggerating the situation
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.
The group of friends do not think they can finish painting the stars before terry returns.
I would go with C. Being a repentant sinner
