The battle at Lexington and Concord shaped the american revolution through it was the first victory and battle of the revolution so in this it brought more people to the american cause seeing that their militia were able to take on the world power of Britain and succeed in doing so.
In the 1920's, it was caused by high supply with low demand (low prices), high technological prices, the passage of Fordey-McCumber Act caused foreign markets to stop buying American agricultural products
I think that you just answered your own question in the question you asked.
The answer would be A, The Colosseum.
Answer:
The ability to grow sugar in Britain and France is an important concept as it eliminates the dependency on other regions for sugar. Also, it allows Britain and France to be able to grow a surplus of sugar and eventually implement it into their global market for trade and profit.