Fill in the blank (_) in the following sentence from the following choices.
Sentence: Megan offered to sprinkle parmesan cheese on Mary's spaghetti at dinner but _ was rude.

Choice 1: Megan offered to sprinkle parmesan cheese on Mary's spaghetti at dinner but Megan was rude.
Choice 2: Megan offered to sprinkle parmesan cheese on Mary's spaghetti at dinner but Mary was rude.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.