The Senate is appointed by a state's legislature and not directly elected by the electorate, with each term lasting six years, whereas representative terms run for only two years. With the benefit of more time, the Senate is more stable meaning that decisions can be followed through on; this also has its pitfalls meaning that Senators don't reflect, always, the current mood of the country. With that said, I think that the Senate should have relatively more stability than the House of Representatives, but perhaps, should be re-elected every 3 years, not 6.
The answer would be B, back then the battle of Gettysburg was the one of the big mistakes that General Lee made throughout the war, basically after the battle it was known by everyone that the south was going to loose the war
It prohibits each state from denying anyone the right to vote based on race, religion, sexuality, etc
foreshadowing provides hints as to what will happen. it is often difficult to spot, but is noticed if looked for.