Fill in the blank (_) in the following sentence from the following choices.
Sentence: Katrina took good care of the skin on their face but Felicia didn't. _ looked 10 years younger than their real age.

Choice 1: Katrina took good care of the skin on their face but Felicia didn't. Katrina looked 10 years younger than their real age.
Choice 2: Katrina took good care of the skin on their face but Felicia didn't. Felicia looked 10 years younger than their real age.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.