Answer:
Its C
Explanation:
Surfactant lowers surface tension at the air-liquid interface and thus prevents alveolar collapse at end-expiration.
Answer:
1. changing the way that a person responds to problems.
2. a way of understanding a deeper meaning of life
3. creating a state of well being
4. letting go of one's negative thoughts
Good self esteem will make you want to do the project at hand,and will let others want to work with you
The answer is b. all of the answers don’t involve the contact of their hands to other unsanitary objects or people
