Fill in the blank (_) in the following sentence from the following choices.
Sentence: Carrie is being paid to build a round pen for Betty's pigs, so _ is the farmer.

Choice 1: Carrie is being paid to build a round pen for Betty's pigs, so Carrie is the farmer.
Choice 2: Carrie is being paid to build a round pen for Betty's pigs, so Betty is the farmer.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2. Betty is the farmer.