Lydia noticed that she feels tired and out of breath after walking her dog up a hill in the park. which area of fitness does she need to improve?

a. cardiorespiratory
b. muscular strength
c. flexibility
d. body composition

A. Cardiorespiratory
because it deals with your heart and lungs.
And if Lydia is out of breathe its dealing with her lungs since cario deals with heart, and respiratory deals with your lungs.

The answer is corticosteroids

Afew buddies come over to your house to hang out. they notice you're struggling in school, perhaps you have to rely on to pass your class, but you can't absorb the knowledge. they could positively reinforce getting a tutor and working with you, dedicating more time to the areas of struggle and less on hanging out to better yourself.secondly, say you're the victim of bullying. you're afraid to tell an adult because of possible repercussions from the bully himself. your friends encouraging you and pushing you towards telling an adult for your safety is another example.