In the context of extra-tropical cyclones in the northern hemisphere, consider the following statements:
1. They are formed along the front.
2. They can originate over both land and sea.
3. They move from east to west.
Which of the statements given above is/are correct?
1
1 and 2 only
2
1 only
3
2 and 3 only
4
1, 2 and 3