C. starting a community garden
There are many lifestyle choices one can make to improve one's healthiness.
Most common here include eating healthier (including a varied amount of vegetables as well as fruits, nuts, seeds, lean meat, good fats, and other important sources of macro and micronutrients) performing more physical activity (here we can include going to the gym, cycling, running, etc), doing more cognitive activities, perhaps meditating, as well as socializing more.
I believe that would be B. but im not 100% positive
Individual sports could include for example boxing, MMA, and swimming. These are sports where an individual has to put his maximum effort in order to obtain the best result for himself and winning himself. An example of a dualsport would be tennis which can be played in pairs. Here, you depend on your partner and yourself. You trust both of you will do a good job so you can win.