Which of the following is the antecedent for the pronoun them in the sentence below?

penelope and her maids walked towards the suitors and gave them the bow.
a. penelope
b. her maids
c. the suitors

5. which sentence best shows correct comma usage? a. mexico, has a lot in common with the united states, the country to its north. b. mexico, has a lot in common, with the united states the country to its north. c. mexico has a lot in common, with the united states, the country to its north. d. mexico has a lot in common with the united states, the country to its north.