Question

3) The museum is free. You____________pay to get in. * A) mustn't B) don't have to C) doesn't have to​

Answer 1

You DON’T have to pay to get in.

Quando tem "I" "you" "we" e "they" você usa “Don’t." (Geralmente segunda e primeira pessoa no singular e no plural e terceira pessoa no plural)

Quando tem "He" She e "It" você usa "Doesn't" (terceira pessoa no singular)