Negative: the ice is melting meaning sea levels are rising. if sea levels are rising then there is less land. if there is less land then there is less land to be able to farm on
The inner core is mainly made up of hot metals
Well, Ecuador is a country filled with rainforests, which occur where it rains a lot, the western side of mountain ranges, where storms build up and stall, and it could be during el nino, which means a large abnormal amount of storms in pacific tropical areas.
The answer is D. The question asks how different cultures influenced each other so that rules out options A & B. Option C is about the environment being destroyed, and that really has nothing to do with foreign influence.