D. permeable stone because the rock is covered in water
Cherokee v,. Georgia determinded that they were a separate foreign entity and did not have to be moved.
President Jackson ignored Marshall's ruling and moved them anyway.
The answer is
A= 1800
B=3600
C=7200
We get this answer by solving the system of equations of
B= 2•A
C= 2• B
12600= A+B+C
they demanded many restrictions on their trading partners