Hello
the answer is a
have a nice day
Answer:Antibiotic resistance
Explanation:
Taking antibiotics too often or for the wrong reasons can change bacteria so much that antibiotics don't work against them. This is called bacterial resistance or antibiotic resistance. Some bacteria are now resistant to even the most powerful antibiotics available. Antibiotic resistance is a growing problem. HOPE IT HELPS ^w^
Answer:
by moistening, heating, and purifying air as it proceeds down the airways
Explanation:
The upper respiratory system support good health by moistening, heating, and purifying air as it proceeds down the airways.
I think c would be the answer
Answer: The answer is Erosion
Explanation: It is probable that the natural process of Erosion caused the exposed layers of rock in The Valley.