In this task you are given a sentence. You must judge whether subject of the main clause is singular or plural. Label the instances as "Singular" or "Plural" based on your judgment.

Q: The calluses were back, courtesy of chopping wood, but his fingertips were still smooth.

A: Plural
****
Q: As he took one of the final rapids of the Saint Lawrence, almost within sight of his home, his canoe swamped and he drowned.

A: Singular
****
Q: Though it was not deep, the puckered edges were a nasty red and dusted with sand.

A:
Plural
****