Which statement best explains why the sun appears brighter to people on earth than any other star?

1.Unique chemical reactions in the sun's core produce a high-energy wavelength of light
2.The sun burns at a higher temperature than any other star.
3.The sun is closer to Earth than any other star.
4.Sunlight reaches the Earth's atmosphere at an angle that causes the sun's rays to intensify.

The correct statement is 3. The sun is closer to Earth than any other star.