salt marshes typically sit above the high tide mark.

This is false. They are not located above the high tide mark but rather in the intertidal area, which is the area between the land and the salt water and is constantly covered by tides. When the tides retreat, they leave the salt on the ground so salt water marshes are created in these areas, and they get tide flooded over and over again.

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.

d - failures.

the only attempted british colony in north america before 1600 was roanoke, virginia, which was a total failure. england claimed several areas, including newfoundland, but made no sustainable attempts to colonize them before 1600.

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