B. In questions like these its easiest to think about what the answer couldnt be. For example, you wouldnt expect a teacher to say wealth is all that matters, or make their opinion of a migrant life the answer, or have the answer be an assumption that all small communities create problems.
Mount McKinley is the tallest US mountain and Mount Everest is the tallest southwest asian mountain, therefore the tallest mountains in southwest asia are taller than the tallest mountains in the US
