Which of the following order is/are correct for the rate of E2 reactio

1.	Which of the following order is/are correct for the rate of E2 reaction ?
Answer» 5-Bromocycloheptene GT 4-Bromocycloheptene 2-Bromo-1-phenylbutane gt 3-Bromo-1-phenylbutane 3-Bromocyclohexene gt Bromocyclohexane 3-Bromo-2-methylpentane gt 2-Bromo-4-methylpentane Answer :B::C::D

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