In order to evenly and effectively paint a rough surface, it is necessary to sand it and apply primer before applying the paint.
(A) it and apply primer before applying the paint
(B) it and prime it and paint it
(C) it, then prime it, then paint it
(D) the surface and apply primer before you
apply paint to the surface
(E) the surface, apply primer to the surface and then paint it
Between 'D' and 'E'
'D' - Usage of 'you'. I am not sure how good is it??.. I will take a chance and go for it. 'D'