Consider the function f(x)=20x2e-3x on the domain [0,). On its domain, the curve y=f(x) :A. attains its maximum value at x=323 and does not have a minimum value.B. attains its maximum value at x=23 and does not have a minimum value.C. attains its maximum value at x=34 and attains its minimum value at x=0.D. attains its maximum value at x=34 and does have a minimum value.E. attains its maximum value at x=23 and attains its minimum value at x=0.