【正确答案】 A

【答案解析】本题实际是考查学生归纳总结的能力，我们可以从文章的最后一句话中得出正确答案：There is no doubt that regular physical activity allows greater efficiency in daily life as well as creating more basic independence day by day毫无疑问，有规律的锻炼对提高老人家生活效率及独立生活能力都极有帮助。