Once a cleaning schedule is established, it must never be changed.

True

False

Endurance would be my answer

Whats the

The alveoli are what give the lungs so much space, and if they are big, there is more gas exchange than if they are small.

Not all credit cards have an annual fee. you can expect an annual fee on most secured credit cards, some premium credit cards, charge cards, and subprime credit cards. the amount of the annual fee varies. it can be low as $19 or as high as $500, depending on the credit card.