How many grams of residue is obtained by heating 2.76 g of silver carbonate? (Given: Molar mass of C, O and Ag are 12, 16 and 108 g mol$$^{-1}$$ respectively)

A

$$1.08 g$$

B

$$2.16 g$$

C

$$3.24 g$$

D

$$4.32 g$$