It would be "germs and disease" that had the greatest impact when the Old and New Worlds met, since the Natives in the New World were not immune to the germs that the Europeans were carrying--leading thousands of Natives to be killed.
True.
We can be misled if we rely on a single means of knowledge.
Answer: C
Explanation: The local goverment has better knowledge about the needs in its area
indigenous
* indigenous basically just means people who originate in a place- natives.
A should be the correct answer