| Which of the following is true about sun? |
| 1. Sun is the biggest and hottest body in our solar system. |
| 2. Sun is made up of helium and hydrogen gases. |
| 3. Sun is rays take about 1 second to reach to the Earth. |
A) Only 1
B) 1, 2 and 3
C) 1 and 2
D) 1 and 3
Correct Answer: C
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