A ball of mass `0.25kg` attached to the end of a string of length `1.96m` moving in a horizontal circle. The string will break if the tension is more than `25N`. What is the maximum speed with which the ball can be moved.
A. `14 m//s`
B. `3 m//s`
C. `3.92 m//s`
D. `5 m//s`