Brad's Girlfriend Is Supportive of His Taking Up Cycling Because

Brad's girlfriend is supportive of his taking up cycling because she knows that physical activity can help strengthen heart muscles and _____

A) lower resting heart rate, raise triglycerides and LDL-cholesterol, and lower HDL-cholesterol
B) lower resting heart rate, lower triglycerides and LDL-cholesterol, and raise HDL-cholesterol
C) raise resting heart rate, lower triglycerides and LDL-cholesterol, and raise HDL-cholesterol
D) raise resting heart rate, raise triglycerides and LDL-cholesterol, and lower HDL-cholesterol