Regarding the Role of Self-Interest in the Positions That People

 Regarding the role of self-interest in the positions that people take on important issues,it is safest to say that 

A)  the self-interest of individuals is usually a complete guide to their actions. 
B)  economic self-interest may be important but is usually not the only guide to people's actions. 
C)  organizational self-interest rather than economic self-interest is usually the best guide to people's actions. 
D)  political preferences can be predicted invariably by knowing an individual's economic or organizational position. 
E)  self-interest is rarely an important factor in understanding political attitudes and behavior.