If ‘i’ is the rate of interest expressed in decimal and ‘n’ is the number of years, then coefficient of annual find $$I_{c}$$ is

A

$$I_{c}= \frac{[(1+i)^{n}-1]}{(1+i)-1}$$

B

$$I_{c}= \frac{i}{(1+i)^{n}-1}$$

C

$$I_{c}= \frac{i}{(1-i)^{n}+1}$$

D

$$I_{c}= \frac{i}{(1+i)^{n}+1}$$