Answer: The correct answer is 'would'. When Sam was a small child, he would spend hours every day playing with stones in the garden. The word 'would' is a modal verb and hence is an auxiliary verb.
Would is a *kind of* past tense of "will". If I were to say I will spend an hour a day playing with stones, I could also say, I would spend an hour every day playing with stones.
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.