The president has made an informal change to the constitution by creating executive agreements with other heads of states. what is the difference between a treaty and an executive agreement?
a.

a treaty does not need congressional approval while an executive agreement needs congressional approval.

c.

a treaty is used during peace time and an executive order is used during war.
b.

a treaty is only used in war and an executive order is only used during peace time.

d.

a treaty needs congressional approval while an executive agreement does not.