Fill in the blank (_) in the following sentence from the following choices.
Sentence: Joel was really very good at hockey whereas Adam was not because _ was very energetic.

Choice 1: Joel was really very good at hockey whereas Adam was not because Joel was very energetic.
Choice 2: Joel was really very good at hockey whereas Adam was not because Adam was very energetic.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2. This is incorrect because the sentence states "Joel was really very good at hockey whereas Adam was not" and then goes on to explain