The triangle trade that emerged in the 1500s resulted in an unprecedented level of economic, social, and military activity between europe, africa, and the americas. the expansion of sugar cane plantations in south america and the caribbean proved unsustainable due to a shortage of what essential commodity?
a. ships
b. sugar
c. water
d. labor

David paid $975,000 for two beachfront lots in coastal south carolina, with the intention of building residential homes on each. two years later, the south carolina legislature passed the beachfront management act, barring any further development of the coast, including david's lots. when david files a complaint to seek compensation for his property, south carolina refuses, pointing to a passage in david's own complaint that states "the beachfront management act [was] properly and validly designed to south carolina's " is south carolina required to compensate david under the takings clause?