Resolving vectors problem (I guess)

[bubakazouba]

Homework Statement

http://i1269.photobucket.com/albums/jj597/bubakazouba/prob_zps06224e98.png [Broken]

Homework Equations

The Attempt at a Solution

I thought it would be D because the wheels exert a backward force on the road and the reaction of the road if forward, but I got confused when I knew that the answer was B, I mean its not like turning or anything why is it B?

 

[lewando]

If the car was not accelerating, just sitting there, what would be your answer? Does that help?

 

[bubakazouba]

it would be.. yea I got it ,I totally forgot about the normal contact force.
Thank you very much :)