Are the underlined words in the sentence an independent clause, a subordinate clause, or neither? . is this the book that your grandfather gave you? . a.. independent clause. b.. subordinate clause. c.. neither

The underlined words in the sentence is a subordinate clause. The correct option among all the options that are given in the question is the second option or option "B". A subordinate clause is a clause that is dependent on a main clause and is introduced by a conjunction. I hope the answer helps you.