Days and night are caused by1. Rotation of the earth on its axis2. Revolution of the earth around the sun.3. Inclination of the earth's axis.

Days and night are caused by1. Rotation of the earth on its axis2. Rev

1.	Days and night are caused by1. Rotation of the earth on its axis2. Revolution of the earth around the sun.3. Inclination of the earth's axis.
A.	Only 1 is correct
B.	1 and 2 is correct
C.	2 and 3 are correct
D.	All are correct
Answer» B. 1 and 2 is correct