What happens next in this paragraph?

How to find out why a horse is crow hopping 
Know what it is. 
Crow hopping is like a small buck. It is just enough to get you slightly out of your seat, and forward.
Pick your answer from:
(i) Of course if you need to move your stirrups forward, it can give you still less mobility. Because it feels terrible if you hit the ground, the crow hop trick can work.
(ii) Crow hopping is primarily useful if you are trying to find the correct location to stand. Find a stable and stand on it.
(iii) However, if you're not riding a very small horse, using this idea might seem crazy to you. Horses commonly trot on their hind quarters without stopping.
(iv) It can be very uncomfortable, especially if you are not expecting it. Always be aware of your horse, and its habits.
(iv)