Which of the following is correctly matched :-
`{:(,"Compound"," Oxidation number"),((a),underlineAlF_(3),("P")+2.5),((b),underline(P)_(4)O_(10),(Q)+7),((c),HunderlineClO_(4),(R)+5),((d),underline(S)_(4)O_(6)^(2-),(S)+3):}`
A. `{:("(a)",(b),(c),(d)),(P,Q,R,S):}`
B. `{:("(a)",(b),(c),(d)),(S,R,Q,P):}`
C. `{:("(a)",(b),(c),(d)),(S,R,P,Q):}`
D. `{:("(a)",(b),(c),(d)),(P,Q,R,S):}`
