For A) to be correct, it should be "The deli Worker gave him and her free slice of ham. For B) to be correct, it should be Eric told them about his Journey. For D) is also wrong! With that being said, C has the correct object pronouns.
Answer:
She responds to difficult situation with calm, ironic humor
Explanation:
According to the sentence given FROM Chapter One, Katniss talks about District Twelve being a place where one can starve to death in safety, which implies that the place is safe, but lacking food.
Therefore, the sentence implies that Katniss as a character responds to difficult situation with calm, ironic humour.