<span>it helps the players woork well with others, and have sportsmanship these are vital qualities for anyone to have</span>
Answer:
Case-Control Study
Explanation:
A case–control study is a type of observational study in which two existing groups differing in outcome are identified and compared on the basis of some supposed causal attribute
.................YEA......................
The civil war allowed the world to see how unnecessary slavery was and pushed for the 13th amendment to abolish slavery and give blacks equality because it was tearing the country apart.