The usefulness to the president of having cabinet members as political advisers is undermined by that fact that___ a. the president has little latitude in choosing cabinet members
b. cabinet members have little political support independent of the president
c. cabinet members are usually drawn from congress and retain loyalties to congress
d. the loyalties of cabinet members are often divided between loyalty to the president and loyalty to their own executive departments
e. the cabinet operates as a collective unit and individual members have limited access to the president