Question

Mexico is not exempt from earthquakes nor are they always mild. Which answer shows proper comma usage? Mexico, is not exempt from earthquakes, nor are they always mild. Mexico is not exempt, from earthquakes nor are they always mild. Mexico is not exempt from earthquakes, nor are they always mild. Mexico is not exempt from earthquakes, nor, are they always mild.

Answer 1

The third option,
"Mexico is not exempt from earthquakes, nor are they always mild." is the best choice.

Answer 2

Mexico is not exempt from earthquakes, nor are they always mild.