Which sentence uses a verb that agrees with its subject?

a- posters about safety hangs in every office in the town hall

b- the retiring members of the chorus are mr. dansdill and mrs. donnery

c- the music for this weeks concert are on the table

d- a box of chocolates were left on may's doorstep

b. and i with my fighting heart, i thought at

first / to steal up to him [the cyclops].   the cyclops’ actions first odysseus to take

action after killing his men and trapping in the cave revealed his intent of

doing them harm.   that is why odysseus

blinded him to enable him and his men to escape.

its c _ its peacefully exploring a nearby field