@aliusman420 - Yeah he lives in I-10 , Once he tOld me that one of his friend have a lancer and is very crazy about cars sO i thought the friend he was talking about maybe you !!! And no i don't live in G-6 my father's shop is in melody market 
@AZEEMMAJEED - Thanks Breh And the mode D is for drive But B is used in abrupt areas like when we are coming from murree , we need to use breaks more than accelerator i-e in 'B' the breaks are more effective but the accelerator becomes kind of dull sO u can get more hold of your car to avoid any mishap . (H)
@wasif111 - Thanks !
@440 - Thanks .