Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. The 2024 Paris Olympics is one of the world's __________ sports festival

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The 2024 Paris Olympics is one of the world's __________ sports festivals attracting lots of athletes from all countries.