For a Prostitute, What Is a Possible Advantage of Working

For a prostitute, what is a possible advantage of working for a pimp (who takes a percentage of her earnings) , compared to working as a free agent?

A) Working outdoors and for fewer hours
B) Having someone to protect her turf and provide security
C) A lower likelihood of catching STIs or getting pregnant
D) Having more control over which "johns" she accepts as customers
E) Working in upper-class neighborhoods