Fill in the blank (_) in the following sentence from the following choices.
Sentence: Jeffrey knew that he could leap over the creek unlike Neil, because _ was confident.

Choice 1: Jeffrey knew that he could leap over the creek unlike Neil, because Jeffrey was confident.
Choice 2: Jeffrey knew that he could leap over the creek unlike Neil, because Neil was confident.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.