select the simple subject. her assistant organized the piles of paperwork.

select the simple subject. her assistant organized the piles of paperwork.

select the simple subject. her assistant organized the piles of paperwork.

Answer

Brief Explanations:

The simple subject is the main noun or pronoun that performs the action in a sentence. In "Her assistant organized the piles of paperwork", the main do - er of the action "organized" is "assistant". "Her" is a modifier for "assistant".

Answer:

assistant