Why are physical fitness attitudes important?
a. they are able to change our moods.
b. they reflect our internal ethics.
c. they show others how we feel.
d. they influence our activity levels.

This depends greatly on the individual in question, but the main reason why physical fitness attitudes are important is because "d. They influence our activity levels," since remaining optimistic and enthusiastic is an important part of exercise. 

d. They influence our activity levels is the correct answer.

Explanation:

physical fitness attitudes important because They influence our activity levels.physical fitness is important because it improves the health, quality of living and reduces the risk of acquiring various diseases. Physical fitness is usually achieved by proper diet, physical activity, and sufficient relaxation.physical activity enhances mental wellness and happiness.Thus Physical fitness is always been an essential part of living.

The answer is forindependence.