Answer:
B. Insider trading
Step-by-step explanation:
Insider trading -
It refers to the practice of selling or buying the stocks of the company by any non - public person , is referred to as insider trading .
The practice can be legal as well as illegal , depending on the process of trading .
The process is illegal when the information is non - public , and is legal when the information is public .
Hence , from the given scenario of the question ,
The correct answer is B. Insider trading .