Identify most stable free radical from following.

Identify most stable free radical from following.
  1. $\mathrm{CH}_3 \mathrm{CH}_2$
  2. $\left(\mathrm{CH}_3\right)_3 \mathrm{C}$
  3. $\left(\mathrm{CH}_3\right)_2 \mathrm{CH}$
  4. $\mathrm{CH}_3$

Asked in: MHT CET 2021 (23 Sep Shift 2)

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