Which of the following sentences contains an incorrect pronoun shift?(1 point)

Responses

Betsy was so excited to get her car back from the mechanic.
Betsy was so excited to get her car back from the mechanic.
Avery and Jerry brought their dad a slice of cake from dinner.
Avery and Jerry brought their dad a slice of cake from dinner.
Joe's grandfather broke his favorite plate in the dishwasher.
Joe's grandfather broke his favorite plate in the dishwasher.
I thought I saw a dog bury their bone under the tree.

I thought I saw a dog bury their bone under the tree.