An organic compound (A) on treatment with `CHCl_(3) and KOH` gives (Y) and (Z) both of which in turn gives the same compound (T) when distilled with Zn. Oxidation of (T) Yields (S) of formula `C_(7)H_(6)O_(2)`. The sodium salt of (S) with sodalime gives (P) which can also be obtained by distilling (X).
The molecular weight of compound (X) is:
A. 122
B. 94
C. 106
D. 78