Currently its somewhere around 135 billion dollars. It got higher than 1998
Answer:
I am pretty sure the answer is B
Explanation:
Cardiovascular or cardio-respiratory endurance or aerobic fitness, is the ability of the heart and lungs to deliver oxygen to the body's tissues during sustained physical activity. Muscular endurance is the ability of a muscle, or group of muscles, to perform continuously without fatigue. Weight training can be performed with free weights, such as barbells and dumbbells, or by using weight machines to increase the muscular strength.
The muscular system is the organ system that is composed of tissue and can contract and relax.