sorry if I'm wrong, but I believe it would be C: he was tried and executed under the law
It was important because later on people could use it and modify it accordingly to their dialect. People could write what they felt, saw, experience and so one and they didn't have to only rely on words who have close to no validity.
There was an increased turnout of voters at this election. The large turnout proved that the common people now had the vote and the will to use it for their ends.
Answer: the second one.
Explanation: Pay attention.