Entrepreneurs Are Considered an Essential Resource in an Economy

Multiple Choice

Entrepreneurs are considered an essential resource in an economy.Which of the following is NOT a reason entrepreneurs work in an economy?  

A)  They have the talent required to dream up a new product or find a better way to produce an existing one. 
B)  They are rewarded by profits. 
C)  They increase the unemployment rate. 
D)  They benefit from what's left over after paying other resource suppliers.