Fill in the blank (_) in the following sentence from the following choices.
Sentence: Joseph asked Justin for a simple solution to their math problem because _ was confused.

Choice 1: Joseph asked Justin for a simple solution to their math problem because Joseph was confused.
Choice 2: Joseph asked Justin for a simple solution to their math problem because Justin was confused.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2. The sentence states that Joseph asked Justin for a simple solution because he was confused, but the sentence is about Joseph asking Justin, so the