2. Tides occur in the oceans and seas due to which among the following? 
1. Gravitational force of the Sun
2. Gravitational force of the Moon
3. Centrifugal force of the Earth
 

Select the correct answer using the code given below.

1. 1 only

2. 2 and 3 only

3. 1 and 3 only

4. 1, 2 and 3

Correct Answer :

1, 2 and 3