The first question is D. desert
and the second answer is B. the study of land
because geography's meaning is the study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources, land use, and industries. HOPE THIS HELPS
Answer:Soviet try attack and try to get the world
Explanation:
I think (a) because the ocean floor is the crust which is mainly were shallow earthquakes occur. I'm not sure if this is right or not sorry :)