Fill in the blank (_) in the following sentence from the following choices.
Sentence: We did not have time to prepare the windows to withstand the high winds, the _ were just too weak.

Choice 1: We did not have time to prepare the windows to withstand the high winds, the windows were just too weak.
Choice 2: We did not have time to prepare the windows to withstand the high winds, the winds were just too weak.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
1
1.