Use the paragraph to answer the question.

(1) Marcus and his brothers always help his dad with maintaining the lawn every weekend. (2) They all take turns raking up leaves, bagging trash, and mowing the grass. (3) Afterward, their dad takes them all out for ice cream. (4) After a hard day's work, ice cream is a much-loved reward.

Which sentence contains an error in pronoun use?

(1 point)

Sentence 1: "his dad" should be "their dad" to match the plural subject "Marcus and his brothers."