The authors define entrepreneurship as $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

A$.$

developing a new market by creating a product that does not currently exist.

B$.$

starting a small business by finding investors and launching a product.

C$.$

a mindset the compels people to start multiple ventures throughout a lifetime.

D$.$

a way of thinking, acting, and being that combines the ability to find or create new opportunities with the courage to act on them.