Assume That an Entrepreneur Obtained a Patent and Produced a Product

Multiple Choice

Assume that an entrepreneur obtained a patent and produced a product based on it. Another entrepreneur purchased the product,studied it,and designed a new product that was even better than the one patented by the first entrepreneur. What the second entrepreneur did is known as

A) inventing around.
B) illegal.
C) first mover strategy.
D) arrow's paradox.
E) efficacy.