Fill in the blank (_) in the following sentence from the following choices.
Sentence: The senior's walker fit in the hallway but got stuck in the doorway because the _ was narrower .

Choice 1: The senior's walker fit in the hallway but got stuck in the doorway because the hallway was narrower .
Choice 2: The senior's walker fit in the hallway but got stuck in the doorway because the doorway was narrower .
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.