Direction: Choose the letter of the BEST answer and write it before the number. 1. Why is having positive lifestyle of great value to a person with good respiratory and circulatory health? A. The good lifestyle can cure the respiratory or circulatory diseases possessed by a person. B. A person's healthy lifestyle can prevent the acquisition of any respiratory or circulatory diseases. C. The good lifestyle of a person can lead to a healthier gastrointestinal tract. D. When a person's lifestyle is positive, he can be infected by good bacteria only. 2. What do you think about cigarette smoking in relation to your respiratory health? A. Cigarette smoking can alter the anatomy of the respiratory system. B. Consuming cigarettes can contribute to the blockage of the air passages. C. Smoking cigarettes can cause serious and fatal illnesses of the respiratory system. D. All of the above statements are correct 3. A general term for a set of respiratory diseases caused by the infection of fungi. protists, or bacteria to respiratory tract usually characterized by the presence of water in the lungs. A. Asthma B. Bronchitis C. Covid-19 D. Pneumonia​