If an individual is heterozygous for a particular trait,
a. each parent contributed a different allele for that trait.
b. each parent contributed the same allele for that trait
c. one parent contributed two different alleles for that trait.
d. one parent contributed two copies of the same allele for that trait

everyone knows that religion has a dangerous tendency to promote violence. this story is part of the conventional wisdom of western societies, and it underlies many of our institutions and policies, from limits on the public role of religion to efforts to promote democracy in the middle east.

explanation:

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.

can you explain it better