The graph of the polynomial f(x) = 2x - 5 is a straight line which intersects the x- axis at exactly one point namley :

A) (-5/2 , 0)      B) (0 , -5/2)      C) (5/2 , 0)     D) (5/2 , -5/2)

plzzzzz explain the question with a correct option............ reply soon needed for exam