Question

Choose the word that best completes the sentence

The difference between a visitor and a trespasser at the factory is that the trespasser did not have permission to enter but the visitor was ______
A) trained
B) paid
C) controlled
D) authorized

Answer 1

I would say D) authorized.

Answer 2

Correct answer is D) authorized.
Authorizing someone means giving them permissions or approvals. Visitor had permission to enter the factory.