Read the sentence below and complete the instruction that follows. The trainer choreographed a routine that helped them win it.
Identify the case of the underlined pronoun as well as the antecedent to which it refers.
O objective; ambiguous
nominative; trainer
O possessive; routine
O objective; indefinite

Adjective clauses  begin with words such as that, when, where, who, whom, whose, which, and why. an essential (or restrictive)  adjective clauseprovides information that is necessary for identifying the word it modifies. so for example*** wrong= i the man gave me direction. example right ( i the man who gave me the  direction.

Bwould be the answer