Fill in the blank (_) in the following sentence from the following choices.
Sentence: Jason was Russian and Brett was Chinese. _ really wanted to learn Chinese from him.

Choice 1: Jason was Russian and Brett was Chinese. Jason really wanted to learn Chinese from him.
Choice 2: Jason was Russian and Brett was Chinese. Brett really wanted to learn Chinese from him.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2.