Fill in the blank (_) in the following sentence from the following choices.
Sentence: Adam poured water to extinguish the torch's flame because the _ was growing out of control.

Choice 1: Adam poured water to extinguish the torch's flame because the flame was growing out of control.
Choice 2: Adam poured water to extinguish the torch's flame because the water was growing out of control.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.