Answer:
C. The site of an ancient battle
Explanation:
Archaeologists study past human activity by excavating, dating and interpreting objects and sites of historical interest
<em />I think your answer would be C Jonas Salk
Answer: Leif Erikson was a Norse explorer from Iceland and is considered the first known European reach North America before Christopher Columbus.
Explanation:
Answer:
I think it's Gutenberg's press.
Hope it helped.