What are the short eruptions of intense high-energy radiation from the sun's surface called? Corona Prominences Solar flares Sunspots

Short eruptions of intense high energy radiation from the Sun's surface are called solar flares. The appropriate answer is C. Solar flares usually does not last more than one hour. But during that time, the temperature of the solar flare region can be twice that of the rest of the sun's surface. Huge amounts of energy are released into space during a solar flare.