Kindell is 13 years old and in the middle of his adolescent growth spurt. he is undertaking an intense program of athletic and weight training at his school. to minimize kindell's chance of injury, kindell's coach designs a program based on kindell's size (or estimated size): choose the correct answer from the following choices, and then select the submit answer button. a. the year before he entered puberty. b. at the current time. c. last year. d. next year.