Answer:
Can archaeological excavation of sites not under immediate threat of ... Explore the pros and cons of research (as opposed to rescue and ... If the archaeology is bound to be destroyed through erosion or development then its destruction ... that the archaeology itself is a finite resource that must be preserved ...
Explanation:
The answer is A.<span> It wants to help prevent the spread of communicable diseases through contaminated water</span>
The answer is...
B. Buffers
Answer: C
Explanation: ability to defend against pathogens