Hobbies today include a vast range of activities. The definition that best covers all these activities is probably constructive leisure-time activities. This definition excludes games and sports, and it leaves out purely spectator activities like watching television. It also excludes schooling and work done to make a living. In short, a hobby is an activity, not related to    (                ). It should encourage the use of creativity and imagination and bring the reward of learning. Some hobbies bring monetary rewards as well.

①popular sports             

②public interest               

③job opportunity

④constructive activity       

⑤ordinary routines