If A=∫ˣ¹ₓ₂dx/B−x, where x represents position of a body, A and B are unknown quantities, then the dimensions of A/B are
A) M⁰LT⁰
B) M⁰L⁰T⁰
C) M⁰L−¹T⁰
D) M⁰L²T⁰