Answer:
B. trade secret
Explanation:
Based on the scenario being described within the question it can be said that this software program is an example of a trade secret. This refers to a type of any practice or process that a company has developed and is not known outside of that company, this therefore gives them a competitive advantage in the market. Since Hudson is concerned with software piracy it means that no one else knows how to reproduce the software, thus making it a trade secret.