IUPAC name of the following compound is:

${\mathrm{CH}}_3-\mathrm{CH}-{\mathrm{OCH}}_3$
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${\mathrm{CH}}_3$ 

1. 1-Methoxy-1-methylethane     

2. 2-Methoxy-2-methylethane

3. 2-Methoxypropane                 

4. Isopropylmethyl ether

Match the starting material in Column I with the products formed (Column II) in the reaction with HI.

	Column I		Column II
A.	${\mathrm{CH}}_3-\mathrm{O}-{\mathrm{CH}}_3$	1.
B.		2.
C.		3.
D.		4.	${\mathrm{CH}}_3-\mathrm{OH}+{\mathrm{CH}}_3\mathrm{I}$
		5.

Match the items of Column I with items of Column II.

Codes

Select the correct option based on statements below:

Assertion (A):	The IUPAC name of the compoundis 2-ethoxy-2-methylethane.
Reason (R):	In IUPAC nomenclature, ether is regarded as a hydrocarbon derivative in which a hydrogen atom is replaced by —OR or -OAr group [where, R = alkyl group and Ar = aryl group].

Select the correct option based on the statements below: