Fill in the blank (_) in the following sentence from the following choices.
Sentence: Even though they both needed braces in middle school, Katrina got them while Jessica did not, so _ 's teeth are straight as an adult.

Choice 1: Even though they both needed braces in middle school, Katrina got them while Jessica did not, so Katrina 's teeth are straight as an adult.
Choice 2: Even though they both needed braces in middle school, Katrina got them while Jessica did not, so Jessica 's teeth are straight as an adult.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.