Fill in the blank (_) in the following sentence from the following choices.
Sentence: Mary sat still while Victoria listened to her chest. The diagnosis was dengue fever, which surprised _ as she was a homebody.

Choice 1: Mary sat still while Victoria listened to her chest. The diagnosis was dengue fever, which surprised Mary as she was a homebody.
Choice 2: Mary sat still while Victoria listened to her chest. The diagnosis was dengue fever, which surprised Victoria as she was a homebody.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.