Fill in the blank (_) in the following sentence from the following choices.
Sentence: She made an apple pie with a fresh crust, but it didn't taste good because the _ was burnt.

Choice 1: She made an apple pie with a fresh crust, but it didn't taste good because the crust was burnt.
Choice 2: She made an apple pie with a fresh crust, but it didn't taste good because the apple was burnt.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2. is incorrect. The answer is 1.