Write the next sentence in the following story.

How to improve your putting
Look around you before you putt.
Unlike full shots that have to do with the air, putting is all about the contour of the ground. Look at all your putts from behind the hole and from a 90-degree angle.

Choices:
(1). From here, you can see plenty of people approaching and you can plan your putt accordingly. If your putt is not better, assess your putt before attempting to putt.
(2). It is not telling you what to anticipate and what to do. For instance, if you are right handed, it is nice to have your left elbow parallel to the ground.
(3). Don't be too sure what you should do to improve the backside of your putt. You can't improve a backside shot if you don't know where your shot needs to be.
(4). This will give you a clear idea of the distance and elevation of the ground before you putt. Set the ball near your front foot.. The answer should be
(4).