At the lake the boy holds his breath while swimming under water. after a few seconds, his lungs start to burn and he has the urge surface and gasp for air. which statement below best explains why this happens? select one: a. his body has too much oxygen and needs to get rid of it. b. his body is thirsty and needs moisture from the air. c. his body produces carbon dioxide and needs to exchange it for oxygen d. his body is hot and needs to pant to cool down.