Fill in the blank (_) in the following sentence from the following choices.
Sentence: Angela tried to calm Carrie's nerves at the airport because _ was comfortable flying in airplanes.

Choice 1: Angela tried to calm Carrie's nerves at the airport because Angela was comfortable flying in airplanes.
Choice 2: Angela tried to calm Carrie's nerves at the airport because Carrie was comfortable flying in airplanes.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2. The sentence should read "Angela tried to calm Carrie's nerves at the airport because Carrie was comfortable flying in airpl