The IUPAC name for K2[Cr(CN)2O2(O2)NH3] is :
a. Potassium amminedicyanotetraoxo chromium (III)
b. Potassium amminedicyanodioxoxygendioxo chromate (IV)
c. Potassium amminedicyanosuperoxoperoxo chromate (III)
d. Potassium amminedicyanodioxoperoxo chromate (VI)