In following sentences which word is the antecedent samuel looked all around the room for his shoes

In the given sentence, the antecedent is the subject "Samuel". An antecedent is the word that precedes the pronoun. In the sentence, the pronoun used to refer to "Samuel" is "his". The word antecedent is a Latin word that means "to go before". Therefore, this is the word that a pronoun refers back in the sentence. 

Ithink that the answer is a