Write a multi-choice question for the following article, with the given choices and answer: Article: People need to relax and enjoy themse1ves.One way they can have a good time is to watch a baseball game or another sports event.Even thousands of years ago,groups of people gathered to watch skilled athletes . Over 2000 years ago in Greece,certain days in the year were festival days.These were holidays when people stopped work and enjoyed themselves.They liked to watch athletes take part in races and other games of skill. The most important festival was held every four years at the town of Olympia.It was held in honor of the Greek god Zeus(Zus).For five days,athletes from all parts of the Greek world took part in the Olympic Games.At the Olympic Games,people could watch them box,run,jump and so on.There was a relay race between two teams of men in which a lighted torch was passed from runner to runner.The Olympic Games were thought to be so important that cities which were at war with one another had to stop fighting.People were allowed to travel to the games safely.Thousands of people came to Olympia from cities in Greece and from her colonies in Africa,Asia and Italy.They met as friends to cheer their favorite athletes and to enjoy themselves. Options: A People stopped work and enjoyed themselves. B The cities there were often against one another. C People watched baseball games. D People didn't go to any games at all. Answer: A People stopped work and enjoyed themselves. Question:
What happened in Greece over 2000 years ago?