In Zimbabwe, Private Individuals Are Allowed to Own Elephants, to Raise

In Zimbabwe, private individuals are allowed to own elephants, to raise them, and then to butcher them and sell the parts. The supply of elephants in Zimbabwe has risen since this policy began because

A) the government has forced the private individuals to conserve.
B) the profit motive induces the private individuals to ensure that while they earn profits today they will also have sufficient resources to earn profits in the future.
C) the profit motive induces the private individuals not to purchase as many elephants.
D) other countries are supplying elephants to the Zimbabwe farmers.
E) neighboring elephant herds are migrating to Zimbabwe.