Fill in the blank (_) in the following sentence from the following choices.
Sentence: William forgot about all the times when Ian saved them, because _ was generally self-involved.

Choice 1: William forgot about all the times when Ian saved them, because William was generally self-involved.
Choice 2: William forgot about all the times when Ian saved them, because Ian was generally self-involved.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.