Major product of the following `S_(N)1` reaction is
`CH_(3)underset(Br)underset(|)CHunderset(CH_(3))underset(|)(CH)CH_(3)+C_(2)H_(5)ONato`
A. `{:(CH_(3)CHCHCH_(3)),(" "|),(" "OC_(2)H_(5)):}`
B. `{:(CH_(3)CHCHCH_(2)CH_(2)OC_(2)H_(5)),(" "|),(" "CH_(5)):}`
C. `CH_(3)CH_(2)underset(OC_(2)H_(5))underset(|" ")overset(CH_(3))overset(|" ")(C CH_(3))`
D. none is correct