I believe that the answer is either C or D I learned about this a few years ago so I'm not 100% sure
The most important strategic decision that set Gen. George Washington's Continental Army on the path to victory in the Revolutionary War was not made by Washington, but by French Admiral François Joseph Paul de Grasse. ... Washington was eager to attack the British stronghold in New York City.
Answer:
Some Indians had met “white men” before and were friendly and open to trade. Others were wary of Lewis and Clark and their intentions and were openly hostile, though seldom violent
Explanation:
He helped unite the midwest indians
The answer to 1 is C) a system of roads and bridges
The answer to 2 is C) they built terraces in the mountains
The answer to 3 is A) corn
The answer to 4 is C) a calendar
The answer to 5 is C) building island gardens
Whoo, that's a lot of "C's!" Hope this helps! Please let me know if I got some wrong :)