If the energy, `E=G^(p)h^(q)c^(r)`, where G is the universal gravitational constant, h is the planck's constant and c is the velocity of light, then the value of p,q and r are respectively

Options

A. `-1//2,1//2 and 5//2`
B. `1//2,-1//2 and -5//2`
C. `-1//2, 1//2 and 3//2`
D. `1//2, 1//2 and -3//2`

Answer

A