Fill in the blank (_) in the following sentence from the following choices.
Sentence: Getting the materials for the building, the company could only get the steel and not the copper because the _ was affordable.

Choice 1: Getting the materials for the building, the company could only get the steel and not the copper because the steel was affordable.
Choice 2: Getting the materials for the building, the company could only get the steel and not the copper because the copper was affordable.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
2. The sentence should read "because the copper was affordable." The error in the original sentence was the position of the word "affordable