For Plato students the answer is
C. Earth is at the center of the universe and the Sun revolves around it.
It limited the power of the monarchy and protected citizens' freedom
The answer is, D<span>uring the nineteenth century, it was perceived to be undignified for a president to campaign on his own behalf.
Basically, people don't like candidates to campaign for themselves on the things that they have done. Especially in publications where they would want to post for elections which is a selfish act in view of the people especially for a running President. They usually give small speeches in a dignified way.
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The 19th amendment granted women the right to vote.
Hope that helps