Aprime minister differs from a president in which of the following ways? select all that apply.

a)a prime minister holds power as long as parliament approves.
b)a president is elected by the general public, and a prime minister is the leader of the majority party in the house of commons.
c)a prime minister holds office for six years, or until his party holds a vote of "no confidence."
d)a president is elected every four years, whereas parliamentary elections are held every five years.
e)a prime minister can be ousted by a vote of "no confidence" by her/his party's parliamentary ministers.