Which of the following statements about the presidential cabinet is most accurate?
a.The cabinet, which originally consisted of fifteen departments, now consists of twenty-five.
b.The president is constitutionally required to hold regular meetings with his or her entire cabinet.
c.The president may accord cabinet status to non-department heads, such as the vice president or the director of the CIA.
d.The power of cabinet members has increased in recent decades, as presidents depend on them more and more to keep the ever-growing federal bureaucracy functioning.
e.Once persons have been appointed cabinet positions, it is exceedingly rare for them to leave office until the president leaves office, even if the president wins a second term