Which of the following statement are correct?

Question

(I) Monoclinic sulphur contains $S_8$ molocules

(II) Sulphur forms $SF_6,SF_4,SF_2$ and $S_2F_2$.

(III) Peroxo group is present in $H_2S_2O_6.$

 

(a) II,III

(b) I,II

(c) I,III

(d) I,II,III