Which of the following is the object of the preposition in the sentence below? Martha laughed at the clown.
A. clown
B. Laughed
C. The
D. At
In this sentence, the preposition "at" is followed by its object, which is "the clown." The object of the preposition is the noun or pronoun that follows the preposition and relates to the rest of the sentence.
Therefore, the Correct Answer is A.