It is the reason something exist for example if you ask what the purpose of a car is you would say its purpose is to get me from one place to another.
To snow.
Why? "It's beginning to snow." makes the most sense. "It's beginning snowing." doesn't make as much sense.
Answer: Many of the tests were rigged so that the registrars could give potential voters an easy or a difficult version, and could score then differently as well.
Explanation: