The correct answer is A, compound. Because it consists of two independent clauses (Lorenzo peeled + and + (Lorenzo) sliced the potatoes this evening). It cannot be a simple sentence because it has more than one independent clauses. And it cannot be complex because there are no dependent clauses here.
C) Fortunato will never leave the vaults again
Trust me, I read this entire thing already...earlier in the year (in Elizabethan AND modern English).
You use were was doesn't sound right
crowds shout your coming when ypu return from