An electric dipole is situated in an electric field of uniform intensity E whose dipole moment is P and moment of inertial is I . IF the dipole is displaced by small angle ` theta ` then the angular frequency of its oscillation is

Options

A. `((PE )/(I ))^(1/2)`
B. `((PE)/(I))^(3/2)`
C. `((I)/(PE ))^(1/2)`
D. `((P)/(IE))^(1/2)`