Fill in the blank (_) in the following sentence from the following choices.
Sentence: Donald is new in the company and asks his boss, Brian for help, because _ is already at the top.

Choice 1: Donald is new in the company and asks his boss, Brian for help, because Donald is already at the top.
Choice 2: Donald is new in the company and asks his boss, Brian for help, because Brian is already at the top.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2. The correct answer is "Brian is already at the top."