The correct options are
A Nearest star to Earth
C Main source of heat and light
The Sun is the nearest star from us. It is continuously emitting huge amounts of heat and light. The Sun is the source of almost all energy on Earth. In fact, the Sun is the main source of heat and light for all the planets in the Solar-system. Minerals are extracted from the Earth's crust, and not from the sun. Also, sun is not the biggest star in the universe.