Can I see the passage or something?
Answer: When permafrost is frozen, plant material in the soil—called organic carbon—can't decompose, or rot away. As permafrost thaws, microbes begin decomposing this material. This process releases greenhouse gases like carbon dioxide and methane to the atmosphere.
Explanation:
Because Ruth left her home land. Everything she ever knew. She left her God's even. This relates to the believers because God wants us to leave everything we have, to follow him and his good ways. Ruth was a symbol of hope.
B) She is irritated with them for disproving her theories.