In this task, you are given a sentence with a missing word that can be an object, a person, and/or an action. Fill in the blank with a plausible word. Although each sentence has many correct answers, you only have to write one answer.

Q: PersonX exercises every ___

A: muscle
****
Q: PersonX introduces ___ into the findings

A: papers
****
Q: PersonX attends PersonY's father 's ___

A:
house
****