The lifelines varies from finding out how many contestants providing the same response (called “Poll the Mob”), or discussing with two contestants at random with one being the correct answer (“Ask the Mob”) or to trust with the majority and locking the answer automatically (“Trust the Mob”).
The lifelines include methods such as determining if multiple contestants share a response (referred to as "Poll the Mob"), selecting two contestants at random for verification, and relying on the majority vote with automatic locking of the answer ("Trust the Mob").