Choose the correct statements from the following:
A. All group 16 elements form oxides of general formula $$EO_2$$ and $$EO_3$$ where $$E = S, Se, Te$$ and $$Po$$. Both the types of oxides are acidic in nature.
B. $$TeO_2$$ is an oxidising agent while $$SO_2$$ is reducing in nature.
C. The reducing property decreases from $$H_2S$$ to $$H_2Te$$ down the group.
D. The ozone molecule contains five lone pairs of electrons.
Choose the correct answer from the options given below: