If the velocity (v), acceleration (a) and force (f) are taken as fundamental quantities instead of mass (m), length (l) and time (t), the dimensions of Young's modulus (y) would be
a. M¹ L¹ T−²
b. M¹ L−¹ T−²
c. M¹ L¹ T−¹
d. M¹ L¹ T−³