Which sentence uses a verb that agrees with its subject?

a.
many street signs along the boulevard were bent and dirty.

b.
the cat behind those trash cans appear to be a stray.

c.
toby, like his older cousin rachel, sing very well.

d.
the new electronic devices on display is also available in several different colors.

Will mark ! : "we have appealed to their native justice and magnanimity, and we have conjured them by the ties of our common kindred to disavow these usurpations, which, would inevitably interrupt our connections and correspondence." these lines from the declaration of independence are an example of the use of (5 points) select one: a. logos b. pathos c. theme d. purpose