Decreasing order of reducing property of dioxide of 16th group element is
A. `PoO_(2) gt TeO_(2) gt SeO_(2) gt SO_(2)`
B. `SO_(2) gt SeO_(2) gt TeO_(2) gt PoO_(2)`
C. `SeO_(2) gt SO_(2) gt TeO_(2) gt PoO_(2)`
D. `SO_(2) gt TeO_(2) gt PoO_(2) gt SeO_(2)`