A. 2/3
B. 4/3
C. 8/3
D. 16/3
If a is the area bounded by y=x2,x-axis,x=0,x=2; b is the area bounded by y=x2+2,x-axis,x=1,x=2 and c is the area bounded by y=x3,x-axis,x=1,x=4 then the ascending order of a,b,c is