Answer :
insulting beggars and threatening to sell Eumaeus into slavery.
Answer: the correct selection is insulting beggar-Odysseus and threatening to sell Eumaeus into slavery .
Explanation: Melanthius is a perfidious and opportunistic goatherd who helps the suitors, especially Eurymachus, and abuses the beggar who appears in Odysseus's palace, not noticing that the man is Odysseus himself.