The fur trade has played an important role in louisiana's economy. in the early 1700s, new orleans was a major fur trading center. in the late 1940s, the most commonly trapped fur was muskrat. ten years later, nutria passed muskrat in numbers and value. european demand for nutria kept prices high. however, in 1955, the prices for nutria dropped because
a. supply overcame demand
b. the animal became scarce
c. demand overcame supply
d. the fur trade in nutria ended.