Fill in the blank (_) in the following sentence from the following choices.
Sentence: Justin was growing his hair out long this year, unlike Samuel because _ wanted to donate it.

Choice 1: Justin was growing his hair out long this year, unlike Samuel because Justin wanted to donate it.
Choice 2: Justin was growing his hair out long this year, unlike Samuel because Samuel wanted to donate it.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.