This character is competitive, flirtatious and self-centered, even more so than most of the other characters.

Jack
Algernon
Gwendolen
Cecily
Lady Bracknell

say the correct answer and explain

why:

Algernon. Algernon is the most competitive, flirtatious, and self-centered character in Oscar Wilde's play The Importance of Being Earnest. He is constantly trying to outwit his friends and rivals, and is always looking for ways to get attention and admiration.