Fill in the blank (_) in the following sentence from the following choices.
Sentence: Lindsey asked Monica for advice on throwing a surprise party because _ was a party planner.

Choice 1: Lindsey asked Monica for advice on throwing a surprise party because Lindsey was a party planner.
Choice 2: Lindsey asked Monica for advice on throwing a surprise party because Monica was a party planner.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.