How many years ago was evidence for a round earth first available?

300 years

400 years

1800 years

2200 years

400 years ago was evidence for a round earth first available.

Explanation:

Many knew the earth was around long before they "discovered" it. By the shadow of the sun, solar and lunar eclipses, and other factors they were able to determine the earth was around, and an approximate diameter size of the earth, and that was without leaving a certain area

Answer:2200