Final answer:
The lines spoken by Antigonus provide textual evidence of the character trait of Vengeance.
Step-by-step explanation:
The lines spoken by Antigonus after Leontes has sent Hermione to prison provide textual evidence of the character trait of Vengeance. Antigonus is expressing his concern that Leontes' actions might lead to violence, which will cause suffering for himself, the queen, and their son. This shows that Antigonus is motivated by a desire for revenge and is willing to speak out against injustice.
Learn more about Antigonus' character trait