Answer: C
Explanation:
According to Purdue Writing Lab, find the agent in a "by the..." phrase, or consider carefully who or what is performing the action expressed in the verb. Make that agent the subject of the sentence, and change the verb accordingly.
The "by the" phrase in this in this case: "by my father"
Make it the subject: "My father..."
Change the verb and complete the sentence: "My father paints our house every five years"
