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For the following reactions where, ...

For the following reactions

where, `z^(-) = CH_3CH_2O^(-) (A) or H_3Coverset(CH_3)underset(CH_3)C-O^(-) (B)`
`k_(s) and k_(e)`, are, respectively, the rate constants for substitution and elimination, and `mu=(k_(s))/(k_(e))`, the correct option is __________.

A

`mu_(B) gt mu_(A) and k_(e)(A) gt k_(e)(B)`

B

`mu_(A) gt mu_(B) and k_(e)(A) gt k_(e)(B)`

C

`mu_(A) gt mu_(B) and k_(e)(B) gt k_(e)(A)`

D

`mu_(B) gt mu_(A) and k_(e)(B) gt k_(e)(A)`

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