Intercontinental ballistic missiles made it possible for a country possessing them to

Attack enemies from a long distance without risking the lives of their men.

there are no options provided but you can choose among the following gender-neutral pronouns: zir, hir, eir, vis, tem, eir.

in the normal course of maintaining a pronoun-antecedent agreement, we could have used the words his or her but since we are also required to use gender-neutral language, we need to replace it with its equivalent gender-neutral pronoun.

i truly dont know the answer wait i do its 1,3,4