If the Earth is flat, then explain seasons. How is it winter in the northern hemisphere and summer in the southern hemisphere at the same time?

source: https://commons.wikimedia.org/wiki/File:Flat_Earth_Seasons.svg

So, the sun is a disc having a 32-mile-wide diameter, thus itself not a globe, correct?

No, you dummy, the sun is a projection, duh.

Is the projection of a disc or a globe object?