25. assertive phrases and words include:
o you
do this
now
do not
all of the above
none of the above

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.

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.