Answer:
Explanation:
Columbus Day is for Christopher Columbus, who had discovered America.
Leif Eriksson was the first one who found America. While most people think it might have been Columbus. In conclusion, Leif Eriksson discovered America (well, Columbus gets some credit too for finding America.)
The answer to your question: Leif Eriksson, or Columbus.
Leif Eriksson found America Half a millennium before Columbus.
So let’s just take it as... that they both were one of the ones to find America :)
Hope this helps!