Read the following premise and pick the correct choice. Then, respond with which of the choices is correct.
Premise: The man made an error in his calculations.

Choice 1: He checked his work.
Choice 2: His work was hasty.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
1 (He checked his work is incorrect, the premise states that he made an error, so he did not check his work correctly)