`{:(,"LIST -I",,"LIST -II"),((P),Fe_(2)(C_(2)O_(4))_(3) to Fe_(2)(SO_(4))_(3)+3CO_(2),(1),0.5 M = 5N),((Q),Mg(MnO_(4))_(2) to MgSO_(4)+2MnSO_(4),(2),"nf as oxidant is infinity "),((R),K_(2)Cr_(2)O_(7) to K_(2)CrO_(4),(3),"1 mole = 6 equivalent"),((S),H_(2)O_(2) to H_(2)O + 1/2 O_(2),(4),"nf is 2 for each half reaction "):}`

Options

A. `{:(P,Q,R,S),(4,3,2,1):}`
B. `{:(P,Q,R,S),(2,1,4,3):}`
C. `{:(P,Q,R,S),(3,2,1,4):}`
D. `{:(P,Q,R,S),(2,4,1,3):}`

Answer

D