Fill in the blank (_) in the following sentence from the following choices.
Sentence: It took longer for Christopher to carry their groceries from the car than it was for Michael although _ had more bags.

Choice 1: It took longer for Christopher to carry their groceries from the car than it was for Michael although Christopher had more bags.
Choice 2: It took longer for Christopher to carry their groceries from the car than it was for Michael although Michael had more bags.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.