Match List - I with List - II.

List - I (Structure)	List - II (IUPAC Name)
(A)	(I) 4-Methylpent-1-ene
(B) (CH3)2C(C3H7)2	(II) 3-Ethyl-5-methylheptane
(C)	(III) 4,4-Dimethylheptane
(D)	(IV) 2-Methyl-1,3-pentadiene

Choose the correct answer from the options given below :

Total number of nucleophiles from the following is :

Given below are two statements:

Statement I: and are isomeric compounds.

Statement II: and are functional group isomers.

In the light of the above statements, choose the correct answer from the options given below:

The correct order of stability of following carbocations is :