The USDA<span> Center for Nutrition Policy and Promotion.</span>
Answer and Explanation:
Split system training is a program of weight training that divides training sessions by body regions—usually upper- and lower-body training. For example, your weight training program includes a lower-body split on Tuesdays and an upper-body split on Thursdays.
<em>Immunization</em><em> </em><em>records</em><em> </em><em>should</em><em> </em><em>be</em><em> </em><em>kept</em><em> </em><em><u>until</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>age</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>maturity</u></em><em><u>.</u></em>