Match List I with List II:

	LIST I (Reagent)		LIST II (Product)
A.		I.
B.	$$\mathrm{HBF_4,\Delta}$$	II.
C.	$$\mathrm{Cu,HCl}$$	III.
D.	$$\mathrm{CuCN/KCN}$$	IV.

Choose the correct answer from the options given below:

The major products A and B from the following reactions are:

The major product formed in the following reaction is

Compound $$\mathrm{P}$$ is neutral, $$\mathrm{Q}$$ gives effervescence with $$\mathrm{NaHCO}_{3}$$ while $$\mathrm{R}$$ reacts with Hinsbergs reagent to give solid soluble in $$\mathrm{NaOH}$$. Compound $$\mathrm{P}$$ is