8. How would a rise in business investment affect the aggregate demand curve?
O The aggregate demand curve shifts to the left.
O The aggregate demand curve shifts to the right.
The aggregate demand curve becomes more horizontal.
O There is no change of the aggregate demand curve.

what did the protagonist say?

lets none because you provide no details.

b. cronkite, a trusted television personality, declared that the war was unwinnable and told the american people that the government had better find a way out

even though it went against everything the news anchors typically stood for, cronkite voiced an opinion and took a stance, telling the us that there was no way they were going to win, the war was going to end in a stalemate. 

my best guess would be: d allusion

makes the most sense