Among these 4 arguments , option C and D is eliminated first as they have no relation with the context. As those two given arguments have no relation with Money and status symbol , hence eliminated.
Now option A support both given arguments , as Middle class people have the ability to buy a car , wheather it is by loan or single payment , they can buy it .
So, there is only option B left which weaken the argument given in B .
so correct answer is option B .