In 1921,realtor Billy Ingram Closed His Real-Estate Company and Opened

In 1921,realtor Billy Ingram closed his real-estate company and opened White Castle restaurants to sell hamburgers.In 1921,hamburgers were thought to be made from rotten beef and not fit for human consumption.Ingram ground fresh beef in front of customers to prove it was safe and was the first to successfully sell hamburgers to the middle class.Today,Ingram is credited as the founder of the fast-food industry.Ingram understood that American Midwesterners wanted clean,convenient food when they were away from home.What did he do with this information?

A) He acquired a source of perceived knowledge.
B) He created a tactical advantage.
C) He created a first-mover advantage.
D) He pioneered sales in the consumer food industry.