An Individual Would Be Described as Having an External Locus

An individual would be described as having an external locus of control if he or she

A) writes out a shopping list each week and generally buys only foods on the list.
B) tries to eat mostly foods produced through organic and sustainable farming practices.
C) has decided to eat a turkey sandwich but ends up ordering pizza with friends.
D) tries to influence friends and family to help them make healthier food choices.