The bees' hive was in the orchard, but they were very peaceful. Option B is correct.
To indicate possession of plural nouns ending in S, you only have to add the apostophe.
We use apostrophe s (’s), also known as possessive ’s, as a determiner to show that something belongs to someone or something. We usually add an apostrophe + s ('s) to a singular noun and an apostrophe (') to a plural noun.
