How did hunter gatherers use technology to improve their chances of survival l?

fir trees are found in areas with cooler climates. fir trees have needles for leaves and remain green year-round.

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.