Sports are important to the growth and development of a teenager's mind and body.
Sports foster many of the skills teens will use in high school and adulthood. Promotes a Healthy LifestyleMotor Skill DevelopmentAnger ManagementSocial and Parental BondingSafe FunImproves GradesTeamwork SkillsAppealing to CollegesBrings Out SkillsI don't know what for do you really need it, If it something realted to writing, I would recommend you to contact Supreme essay service. Those guys usually both proofread and edit my papers. So you can definitely give them a try.
For a persuasive letter, You definitely want to have a claim, supporting reasons, and supporting evidence.
B, because the colon is used to show an example or list of that subject being spoken about