<prompt> John hakupenda skating sana, lakini alipenda zaidi kuliko chaguzi zake zingine. Daktari alisema kwamba alihitaji kujitunza zaidi, na skating ilikuwa shughuli ambayo ilimfanya nini? Choose an answer to this question from the following options:A: songa harakaB: inaweza kuangukaC: kuongezeka kwa kiwango cha moyoD: majerahaE: kumdhuru  <response>: The right answer is C 