[thÆ¡] [bứt phá Ä‘iểm thi và o 10 môn toán] [ma chien hưu] [REF5050MDREP REEL] [H�c sinh gi�i] [Liasko] [thá»§ công 3] [đạo phật] [S�ch m?i] [Jerry has not worked out in several years. He has experienced some health issues and is realizing the importance of incorporating physical activity into his lifestyle again. Which of the following activities would be most appropriate for his fitness level?A.running several 400-meter sprintsB.]