Answer:
A. 3/4
Step-by-step explanation:

Answer:
84m³ (A) should be correct
Are you serious? oh well..
ok, draw a circle. devide the circle into 5 parts. color in 3 of the parts.
Now, draw 4 more of these.
Now, count the pieces.
The coefficient is 3 because it kinda like DeFiNeS the variable.