Question

the sudden eruptions of energy from a small area of the suns surface are known as
solar flares.
sunspots.
prominences.
solar winds.

Explanation:

Solar flares are sudden eruptions of energy from a small area of the Sun's surface. Sunspots are cooler, darker areas on the Sun. Prominences are large, bright features extending outward from the Sun's surface. Solar winds are a stream of charged particles released from the Sun's atmosphere.

Answer:

solar flares.