Select the correctly labeled subjects and verbs for the following sentences: subjects(S) and verbs(V). Fishing for trout is one of my brother’s favorite hobbies.

Answer:
A. Fishing for trout(S) is(V) one of my brother's favorite hobbies.
Explanation:
This is a typical independent clause, where the subject is contained at the beginning of the sentence, describing the action of the verb (is) and leading towards the end of the clause.
Ex. We (S) went(V) to the store
Hope this helps :)