Answer:
A and D have whole grid squares that are the same size and aren't over lapping
C has overlapping grid squares making it hard to count
B can't be used to find area because some of the grid squares are different sizes
You still could use B because four of the smaller squares seems to be equivalent to one of the larger squares
Step-by-step explanation:
HERE IS THE ORDER
Parentheses
Exponents
Multiply
Divide
Add
Subtract

use this method when you do? - 14a + 200b + 16h = 1712
30 centimeters cubed is the answer