Why was john c. calhoun opposed to the tariffs of 1828 and 1832?
a.) he believed that states were bound to obey all federal laws, even if they seemed unfair.
b.)he wanted to raise the price of imported goods.
c.)he believed that it was unfair to support one region at the expense of another.
d.)he felt the tariffs were not raised high enough.

heat released by collision processes during accretion, and heat from decay of radioactive elements

explanation:

if he does not use open the compass the a width greater than half of po, he will not be able to find the midpoint of the line, without the midpoint of the line, he will not be able to bisect the line.   to find the midpoint of a line the circles drawn with a compass must either intersect or be touching.