Decklan's exercise partner has painful cramps in his legs, and his skin is flushed. what should decklan do?

d is the answer hope this

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.