Of what type of informal amendment are the following examples?

a. supreme court decisions
b. custom
c. presidential actions
d. political party activities

The correct answer to this question is:

 B. custom

-It has the power to select the members of the cabinet.
-It also can amend succession of vice president to office of president after the death 
of a president who currently holds the office.
-It has also capable of limiting a presidential term which is stipulated to be two.

raw information is your answer

~courtney

b) the confederacy had to pay all union war expenses.