Fill in the blank (_) in the following sentence from the following choices.
Sentence: As a new employee, Victoria was at an entry level position, similar to Monica, so _ worked very hard to move her way up the ladder.

Choice 1: As a new employee, Victoria was at an entry level position, similar to Monica, so Victoria worked very hard to move her way up the ladder.
Choice 2: As a new employee, Victoria was at an entry level position, similar to Monica, so Monica worked very hard to move her way up the ladder.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.