I believe it is all of the above. If you do a quick search for the definition of globalization in economics you'll see what I mean. More income means more spending. Climate change affects goods and food consumption.
The Answer is D. this is the correct response to movement
The stomach. The stomach uses both mechanical and chemical means to break down food into chyme and then the chyme travels through the small intestine.
The mastery hypothesis: the mere fact that they are exercising makes patients feel like they have achieved something, cheering them up much as learning a new hobby or achieving a certain goal might cheer them up.
That sounds like B to me.