Main products formed during a reaction of 1-methoxy naphthalene with hydroiodic acid are :

Consider the above reaction, the product 'X' and 'Y' respectively are :

Match List - I with List - II :

	List - I (Class of Chemicals)		List - II (Example)
(a)	Antifertility drug	(i)	Meprobamate
(b)	Antibiotic	(ii)	Alitame
(c)	Tranquilizer	(iii)	Norethindrone
(d)	Artificial Sweetener	(iv)	Salvarsan

Choose the most appropriate match :

In Tollen's test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula [Ag(NH₃)₂]⁺ per aldehyde group to form silver mirror is ___________. (Round off to the Nearest Integer).