Tertiary alkyl halide is practically $inert$ to substitution by $S_{N}2$ mechanism because of:

Why is the solubility of haloalkanes in water very low?

In the reaction,$2 A + \text{dry silver oxide} \xrightarrow{\Delta} \text{ether} + 2 \operatorname{Ag} X$,$A$ is a/an

Which of the following $S_N2$ reactions is the slowest?

Consider the following reactions:
$(a) \; (CH_3)_3CCH(OH)CH_3 \xrightarrow{conc. H_2SO_4} $
$(b) \; (CH_3)_2CHCH(Br)CH_3 \xrightarrow{alc. KOH} $
$(c) \; (CH_3)_2CHCH(Br)CH_3 \xrightarrow{(CH_3)_3CO^{-}K^{+}} $
$(d) \; (CH_3)_2C(OH)CH_2CHO \xrightarrow{\Delta} $
Which of these reaction$(s)$ will not produce Saytzeff product?

The major product '$P$' formed in the given reaction is: