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.

The opening strains of a Strauss waltz filled the room, and the dancers looked about in confusion.
Plural

" Another legend claims that we descended from wolves and that the wolves are our brothers still.
Singular

There's no accounting for sex attraction and a physicist may well condescend to a lowly tourist guide. "
Singular