Which statement is incorrect.
A. Phenols decolourise `Br_(2)` water due to electrophilic substitution.
B.

is attacked at less sterically hindered carbon by nucleophile in basic medium.
C. Tertiary butyl bromine is more reactive towards hindered both E1 and E2 elimination among its isomers
D. More is Number of `beta -H`, more is the ease of E2 reaction.