Statement 1: The atmosphere is an essential layer protecting Earth from solar radiation.
Statement 2: The majority of Earth's atmosphere is composed of helium.
Choose the correct statement:
1
Both S1 and S2 are true.
2
S1 is true, but S2 is false.
3
S1 is false, but S2 is true.
4
Both S1 and S2 are false.