If a stands for +, $$\beta$$ stands for =, $$\gamma$$ stands for < and $$\delta$$ stands for > , then a $$\alpha$$ b $$\beta$$(2c) and b $$\gamma$$ c implies

A

a $$\beta$$ c

B

a $$\alpha$$ c $$\beta$$ b

C

a $$\delta$$

D

a $$\delta$$ c