Of the Following,which Provides an Example of an Obesogenic Environment

Of the following,which provides an example of an obesogenic environment? 

A)  Airlines have increased the length of all seatbelts. 
B)  Many companies provide employees with free memberships to local exercise facilities. 
C)  Celebrations often involve cake and alcoholic drinks. 
D)  Some high-end designers refuse to sell clothing in plus sizes. 
E)  Advertisements for weight-loss products and gyms frequently run in January.