surface winds. radiant heat from stars. Earth's tilt on its axis. the Moon's gravitational pull.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Ocean tides result mainly from
Possibilities:
- surface winds.
- radiant heat from stars.
- Earth's tilt on its axis.
- the Moon's gravitational pull.

the Moon's gravitational pull.