Question

1. (Milton Campos-MG) Guerrilla groups in Colômbia MUSTN'T stimulate ecological destruction. In this sentences, the underlined word entails an idea of:

a) advice
b) ability
c) prohibition
d) permission

Me ajudem!

Answer 1

Letter A is the correct.

The auxiliary verb must may indicate either advisability or prohibition, and in this case it's clear that the idea is that of expressing advice, that is, these guerrilla groups shouldn't stimulate the ecological destuction