Final answer:
The sentence should be completed with 'meet' and 'are', so option (3) is correct. The modern Olympic Games reflect a tradition dating back to ancient Greece and serve as a global platform for athletes to compete in a wide range of sports.
Step-by-step explanation:
The correct choice to complete the sentence is 'athletes from around the world meet in a city to compete. This year, the Games are in Tokyo, Japan.' Therefore, the answer is (3) meet, are.
The Olympic Games are a significant event where athletes from all over the world gather every four years to compete in various sports. The Games carry on the tradition established by the International Olympic Committee in 1896, with roots tracing back to the ancient Olympic Games in Greece. Much like the ancient games, the modern Olympics are a display of athletic prowess, but they have evolved to include a wider range of sports like skateboarding, rock climbing, and surfing, reflecting contemporary culture and interests.