ao647927 ao647927 31-03-2021 Physics contestada When do sunspots disappear?A) Sunspots are always present and NEVER disappear.B) Once the magnetic field weakens in the area and cold plasma enters the area of the sunspotC) Once the magnetic field weakens in the area and hotter plasma enters the area of the sunspotD) Once the magnetic field strengthens in the area and hotter plasma enters the area of the sunspot
