Fill in the blank (_) in the following sentence from the following choices.
Sentence: Patricia always kept a wider tooth comb than Sarah, as _ had straight hair and needed less space in the comb.

Choice 1: Patricia always kept a wider tooth comb than Sarah, as Patricia had straight hair and needed less space in the comb.
Choice 2: Patricia always kept a wider tooth comb than Sarah, as Sarah had straight hair and needed less space in the comb.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
1.