I would choose B, but that's my opinion, so it's probably different from yours.
The second one: a man of much learning is not essential is an additional characteristic of the pastor so it’s right to put it between commas. Divinity must be written uppercase since it’s the name of the school and not an adjective I think
Beer is normally high in calories, but some beer companies now male low-calorie beer.
Take a picture of the passage you’re reading
this is a metaphor. its not hyerbole because it isnt a exxragtion