Alright so where are the questions??
The answer would be B. Only during periods of stress. When you are stressed out you are most likely having a hard time relaxing. If you take deep breaths your breathing should slow down and your body will relax. D. Only when you've gotten enough sleep, has nothing to do with breathing, you don't need to take deep breaths after sleeping. C. No more than twice a day and A. Everyday, are both unnecessary, you don't need to take deep breaths everyday for no reason. Stress is the main reason people hyperventilate. They get stressed and they have varied symptoms. They can't breathe, have short amount of patience, etc. <span />
The answer is letter A - Rhinostenosis and nasomental. Rhinostenosis is narrowing or obliteration of the nasal airway. Obviously we mainly breathe throw our nose. If it is clogged or being narrowed then we naturally will be having a hard time breathing. Rhinostenosis is a breathing condition.
Answer:
Start recycling, walk or bike instead of drive, print as little as necessary, turn off the lights whenever you leave the room, use paper bags instead of plastic bags