A particle of mass $0.6 \;g$ and having charge of $25\;nC$ is moving horizontally with a uniform velocity $1.2 \times 10^4 \; ms^{-1}$ in a uniform magnetic field, then value of the magnetic induction is : $(g =10\; ms^{-2} )$

Question

( A ) 10 T
( B ) 20 T
( C ) 200 T
( D ) zero