Fill in the blank (_) in the following sentence from the following choices.
Sentence: He did the projects with rubber cement instead of glue, because the _ was more expensive.

Choice 1: He did the projects with rubber cement instead of glue, because the rubber cement was more expensive.
Choice 2: He did the projects with rubber cement instead of glue, because the glue was more expensive.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2. The sentence should read "He did the projects with rubber cement instead of glue, because the glue was more expensive."