What caused shortages of goods in the colonies during the american revolution

American's made a blockade on English boats and goods. They didn't want to trade with each other anymore so this caused a shortage.

The president's only official legislative duty is to sign or veto bills.

The correct answer is a. when they started making tools that will them in cultivating lands, they could raise crops and that made them attached to one place for a longer period of time. after that, they started domesticating animals and building their own permanent settlements that resemble the ones we have today.