Which of the following is the CORRECT expression for the series resistance required to convert a galvanometer(having internal resistance ‘G’) into voltameter?

A

$$\frac{V}{i_{g}}$$ -G

B

$$\frac{V}{G}-i_{g} $$

C

$$\frac{i_{g}}{V}-G $$

D

$$\frac{V}{i_{g}}$$ +G