The correct answer is <span>Mosaics picture stories from the Bible
These types of mosaics were found as early as the 4th century AD and mostly showed pictures from the Bible. Saints and kings started getting shown a bit later, but soon after the earliest ones. These can be found in basilicas and churches like those in Ravenna.</span>
I think the answer is Urban Sprawl, because when that happens, trees are cut down to make room for cities/towns, and when trees are cut down there is less of a chance for wildfires.
