Fill in the blank (_) in the following sentence from the following choices.
Sentence: Aaron was infected with bacteria, so Matthew gave them medication, and _ was soon healed.

Choice 1: Aaron was infected with bacteria, so Matthew gave them medication, and Aaron was soon healed.
Choice 2: Aaron was infected with bacteria, so Matthew gave them medication, and Matthew was soon healed.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.