Answer:
1) C 2)D 3)A 4)B these should be correct
Answer:
The Battle of Marathon was significant because it proved to the Greeks that the Persians were not 'invincible', which boosted the moral of the Greek troops, increasing their confidence to incline themselves in a common cause if the Persian attacked again (which they would)
Explanation:
It should be C or d I believe it should be d.
I am just making sure
Hope this helps good luck
Since you have not presented any choices of diseases for the question, I'll just enumerate some conditions that would lead to damage of respiratory system. The conditions that are most likely to occur if the cilia in our respiratory system are:
-Smoker's cough
-Emphysema
-Lung cancer
-bronchitis
I would say it is D, represent people.
