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.

My father-in-law was so right when he asked me to wait a little with the police.
Singular

Maks was not one of those selected to go and he approached the open passenger's - side window.
Plural

Four chains, compass drawn, stretched and staked to the ground.

Plural