What is the number sentence for the above problem?
A. (3.14 x 14 x 14 x 50)-(3.14 x 7 x 7 x 25)=N
B.(3.14 x 7 x 7 x 25) + (3.14 x 14 x 14 x 50)=N
C.(3.14 x 14 x 14 x 50) ÷ (3.14 x 7 x 7 x 25)=N
D.(3.14 x 14 x 14 x 50) x (3.14 x 7 x 7 x 25)=N