Fill in the blank (_) in the following sentence from the following choices.
Sentence: Amy wants to increase her intelligence so she demands extra hours from her tutor Erin, because _ wants to improve.

Choice 1: Amy wants to increase her intelligence so she demands extra hours from her tutor Erin, because Amy wants to improve.
Choice 2: Amy wants to increase her intelligence so she demands extra hours from her tutor Erin, because Erin wants to improve.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.