Answer:
The federal elimination of the Tariff of 1828 and a gradual reduction on import taxes over a decade.
Answer:
C. By claiming Iraq had weapons of mass destruction, making it a threat to national security
The Black Sea and Aegean Sea (Hopefully this is correct!)
C) The world trade organization
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.