Identify the stereochemistries of sec-butyl benzoate and 2-butanol in the following reacti...

Identify the stereochemistries of sec-butyl benzoate and 2-butanol in the following reaction sequence. (Assume that the reaction sequence shown follows the customary mechanisms for bimolecular nucleophilic substitution and nucleophilic acyl substitution.)

A) A

B) B

C) C

D) D