Fill in the blank (_) in the following sentence from the following choices.
Sentence: One of Leslie's favorite Halloween traditions was carving pumpkins but not Michael because _ enthusiastically celebrated the holiday.

Choice 1: One of Leslie's favorite Halloween traditions was carving pumpkins but not Michael because Leslie enthusiastically celebrated the holiday.
Choice 2: One of Leslie's favorite Halloween traditions was carving pumpkins but not Michael because Michael enthusiastically celebrated the holiday.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2.