Question

Is the clause in parentheses an adjective or adverb clause?
Groucho Marx, (whose real name was Julius Marx), was one of four famous brothers who were all
comedians.​

Answer 1

Your Answer:

Groucho Marx, (whose real name was Julius Marx), was one of four famous brothers who were all

It is an adjective clause.

Reason:

Adjective clauses begin with a relative pronoun, which connects them to the word they describe, such as:

that

where

when

who

whom

whose

which

why

Once you remember the relative pronouns, it's very easy to pick out an adjective clause in a sentence.