A plane electromagnetic wave of frequency 25 GHz is propagating in vacuum along the z-direction. At a particular point in space and time, the magnetic field is given by a value $5×10^{-8} T$ along Y-direction. The corresponding electric field is

(speed of light $c= 3 × 10^8\, m/s$)

15 V/m, along +X axis

Right Answer not mentioned in NTA Answer key