Consider the following reactions
`CH_(3)CH=CH_(2)overset(1.(CH_(3)COOH)_(2)Hg.CH_(3)OH)underset(2.NaBH_(4))rarr`
A. `{:(CH_(3)CH-CH),(" | |"),(CH_(3)COO " "OCOCH_(3)):}`
B. `CH_(3)-underset(CH_(3))underset(|)(C )H-O-overset(O)overset(||)(C )-CH_(3)`
C. `CH_(3)underset(CH_(3))underset(|)(C )H-O-CH_(3)`
D. `{:(CH_(3)CH-CH_(2)OCOCH_(3)),(" "|),(" "OCH_(3)):}`