Fill in the blank (_) in the following sentence from the following choices.
Sentence: Aaron hopes that Adam will want to go on a cruise, but _ is afraid of being on the water.

Choice 1: Aaron hopes that Adam will want to go on a cruise, but Aaron is afraid of being on the water.
Choice 2: Aaron hopes that Adam will want to go on a cruise, but Adam is afraid of being on the water.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.