（2016高考训练）阅读下列材料，从每题所给的选项中选出最佳选项。
体裁：记叙文 话题：最小瑜伽教师 词数：295 时间：5′
Jaysea Devoe is a yoga instructor who has the challenging job of teaching restless preschoolers the ancient practice.Devoe knows a thing or two about childhood and focus，for she is only 12 years old and just recently became a certified yoga instructor after completing 200 hours of teacher training.She is believed to be the youngest certified female yoga instructor in the United States.
