Answer: Trademark infringement.
Explanation:
The trademark infringement is one of the type of unauthorized process that basically violating all the rules or regulations for using the trademark services in the market.
In an organization, the trademark infringement problems occur when the other firm uses the products and the services by using their trademark without any licensee.
According to the given question, the Beta co. is one of the company that selling the similar or we can say that copy products of Alpha corp. and this matter is refers as the trademark infringement.
Therefore, Trademark infringement is the correct answer.
