What do you mean by Sunspots?

1.	What do you mean by Sunspots?
Answer» What do you mean by Sunspots? Choose the correct OPTION from below list (1)visible irregular dark patches on the photosphere of the SUN resulting from a localised fall in the temperature to about 4000K (2)desert AREAS on the sun (3)dark patches on the SURFACE of the sun which are cooler areas (4)all of these Answer:-(1)visible irregular dark patches on the photosphere of the sun resulting from a localised fall in the temperature to about 4000K

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