Answer:
Humans
Explanation:
People just throw trash where ever that want and don't think about the animals and pretty soon we are going to die because of other people who don't care about pollution
Answer:
Hiking
Explanation:
It is the only individual sport in the options.All other options require teams with certain number of members in it
Baseball needs 9,basketball has 5 and volleyball has 6 members
Whereas hiking in, there is competition among different individuals to see who reaches the top first
Ruunig and it is this becasue it makes your muscles retrct over and over agin
