In this task you are given a sentence. You must judge whether the object of the main clause is singular(like: apple) or plural(like: apartments). Label the instances as "Singular" or "Plural" based on your judgment.

Q: ' They have been concentrating their efforts on building up forces in preparation for D-Day, which didn't happen.

A: Plural
****
Q: One of the men took his reins and another began talking to him.

A: Plural
****
Q: To punctuate the conversation, she wrapped her reins around her saddle horn and pulled her rifle out of its leather case at her side.

A:
Plural
****