Answer:
Self-serving bias.
Step-by-step explanation:
The tendency to perceive oneself favorably; appears as self-serving attributions, self-congratulatory comparisons, illusory optimism, and false consensus for one's failings; many people have the tendency to attribute their success to their own ability and failure to external factors "bad luck" "impossibility and see themselves better than average. This assessment is known as Self-serving bias.