Why did the british want to capture bunker hill?

Which factor was a major cause of the great depression of the 1930?

Who intended to write an epic poem 12 books long

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need