Final answer:
Food desert refers to a situation in which food is often scarce or unavailable, causing people to overeat when they do have access to food.
Step-by-step explanation:
In this case, the correct answer is c) Food desert. A food desert refers to an area where access to nutritious and affordable food is limited. When people living in food deserts have access to food, they may overeat due to previous scarcity. This can lead to health problems such as obesity and related diseases.