Select the correct answer. An athlete wants to test her physical endurance while completing an activity. Which statement best describes endurance?
O A.
the height and weight of the athlete
O B. how long the athlete can sustain the activity
O C. the strength the athlete needs for the activity
O D. the cardiorespiratory health of the athlete

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

Answerbasal cell carcinoma;