An Example of an "Obesogenic Environment" Is

An example of an "obesogenic environment" is:

A) a school that has milk and fruit snacks as well as soda and candy in its vending machines
B) a restaurant that offers a portion size of meat that is about 4 to 5 ounces
C) a fast-food restaurant that prices fresh produce like it does french fries
D) the fast-food sandwich that tends to be less expensive than healthy salads