A galvanometer has a resistance of `100 Omega`. A potential difference of `100 mV` between its terminals gives a full scale deflection. The shunt resistance required to convert it into an ammeter reading upto `5A` is
Options:
(a) `0.01 Omega`
(b) `0.02 Omega`
(c) `0.03 Omega`
(d) `0.04 Omega`