`int((x+3)e^x)/((x+4)^2) dx`=

A

(A) `1/((x+4)^2)+c`

B

(B) `e^x/((x+4)^2)+c`

C

(C) `e^x/((x+4))+c`

D

(D) `e^x/((x+3))+c`

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