Answer:
Correct answer is C. conquest of Aztec .
Step-by-step explanation:
A is not correct as this was done by the Portuguese sailors.
B is not correct as China was known to Ancient Civilizations.
C is correct as Spaniards were the ones who conquered and destroyed Native American civilizations, including Aztecs and Mayas.
D is not correct as North America, including Newfoundland was colonized by Britain and France.