PLZ HELP I WILL GIVE U BRAINLIST Which Sung dynasty innovation most helped sea trade flourish?

gunpowder
the compass
the Silk Road
the Grand Canal

He seventeenth amendment to the us constitution calls for the direct election of all us senators. this means that the people of each state get to vote to decide who will be their two us senators. before this, the legislatures of each state chose the two us senators from that state with no direct involvement of the average voter. why would this amendment be considered a reform? how would it benefit the people? even today some people claim that the seventeenth amendment was a bad idea. what arguments could be made for reverting selection of us senators back to the state legislatures?

What type of speech was president reagan giving at brandenburg gate in west berlin

One idea which permiates mande culture is the idea of dual gendered twinship. true false