1. What is the primary role of carbohydrates in the diet of a CrossFit athlete? A) To provide structural support B) To serve as an energy source C) To enhance protein synthesis D) To regulate blood cholesterol levels Answer: B) To serve as an energy source Rationale: Carbohydrates are the body's preferred energy source during high-intensity workouts like CrossFit, as they are quickly broken down into glucose, which fuels muscle activity. 2. Which of the following dietary supplements is most likely to benefit a CrossFit athlete's recovery? A) Vitamin C B) Omega-3 Fatty Acids C) Creatine D) Calcium Answer: C) Creatine Rationale: Creatine helps replenish ATP stores, which are depleted during intense physical activity, thus aiding in recovery and improving performance in successive bursts of short-term, high-intensity exercise. 3. How does protein intake affect muscle repair after a CrossFit workout? A) It slows down muscle recovery. B) It has no impact on muscle recovery. C) It enhances mus