This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to do a front handspring
Run and hop.
In order to gain momentum, start by running a few steps and then doing a hurdle. A hurdle is a quick hop or skip that allows you to start the handspring.

pick from the following.
[a]. Try doing this many times as you improve. Make sure you're in your starting position and have enough forward momentum to reach your finishing height.
[b]. Hop from your dominant foot, land on your dominant foot, and then quickly step with your non-dominant foot. Raise your arms straight up in the air when you hurdle.
[c]. The same is true for side handsprings. Unless you plan to pit your feet or foot on top of something, then you should only do a hurdle when ready.
[d]. You'll also need to keep your body weight balanced when you hurdle, which keeps you from slamming into your opponent's legs or shoulders as you land. You'll need to open your body so that you can propel your feet through the air.
The answer is:
[b].