During turning a metallic rod at a given condition, the tool life was found to increase from 25 min to 50 min, when Cutting velocity $$V_c$$ alone was reduced from 141.4 m/min to 100 m/min. How much will be the life of that tool if machined at 353.5 m/min ?

A

20 min

B

15 min

C

10 min

D

4 min