Which of the following form most stable carbocation? Memory Based Question 29/Jan/25 Evening shift

\({\left(\mathrm{Ph}\right)}_{3}C-\mathrm{Br}\)

\({\text{C}}_{6}{H}_{5}C{\mathrm{H}}_{2}\mathrm{Br}\)

\({\text{C}}_{6}{H}_{5}C\mathrm{H}(\mathrm{Br}){\mathrm{CH}}_{3}\)

\(\text{C}{H}_{3}C{\mathrm{H}}_{2}C{\mathrm{H}}_{2}{\mathrm{CH}}_{2}\mathrm{Br}\)