Ease of esterification of following acids with `CH_(3)OH` is`:`
`{:(HCOOH",",CH_(3)COOH",",CH_(3)-CH_(2)-COOH",",CH_(3)-underset(CH_(3))underset(|)(CH)-COOH,),(I,II,III," "III,):}`

Options

A. `I=II=III=IV`
B. `I gt II gt III gt IV`
C. `I lt II lt III lt IV`
D. `I gt IV gt III gt II`

Answer

2

Explanation

Rate of esterification `prop (1)/("Steric crowding")`