If $$m$$ and $$n$$ respectively are the number of local maximum and local minimum points of the function $$f(x) = \int_0^{x^2} \frac{t^2 - 5t + 4}{2 + e^t} dt$$, then the ordered pair $$(m, n)$$ is equal to

A

$$(2, 3)$$

B

$$(3, 2)$$

C

$$(2, 2)$$

D

$$(3, 4)$$