Yes. It can be assumed that Sumner had the support of the people as the legislature was popularly elected. The legislature also passed Sumner's own Objections to the Mexican War. This appears to be another sign that he was respected and had the support of the voters of Massachusetts.
I believe the answer for your question is C
The answer I believe is E. She encouraged the nuns in her convents to go out among the poor to preach.
One party leads to a lack of disagreement in ideas which could lead to irresponsibility in government
True; the romans and roman government were generally tolerant of other religions