The relationship among the following pairs of isomers is:

Options

A. A) `I-A, II – B, III – B, IV - D `
B. B) `I-A, II – A, III – B, IV-D `
C. C) `I-B, II – A, III – B, IV - D `
D. D) `I-B, II – B, III – A, IV - B`

Answer

B

Explanation

I, II `to` Structural isomer
III `to` Geometrical (configuration)
IV `to` Enantiomer (optical)