The main difference in how "Video Games Should Be Considered a Sport" and "Gamers are Not Athletes" talk about video gamers as athletes is captured in the option:
"Video Games Should Be Considered a Sport" thinks eSport gamers are athletes because of their strategies and quick reactions, but "Gamers are Not Athletes" says they aren't athletes because they're not healthy and don't move around physically.
This highlights the contrasting perspectives regarding the definition of athletes and the criteria used to classify someone as an athlete, with one side emphasizing mental skills and training while the other focuses on physical fitness and health.