Answer:
crossing over
Explanation:
This occurs between prophase 1 and metaphase 1.
I believe it’s A I’m not 100 percent sure tho but i believe
Movements of tectonic plates create volcanoes along the plate boundaries, which erupt and form mountains. A volcanic arc system is a series of volcanoes that form near a subduction zone where the crust of a sinking oceanic plate melts.