Al is currently working as a human resource manager for a company and cams a good story. He is planning to pursue a Master of Business Administration (MBA) degree. He recently received an offer from University A, which included the cost of tuition fees. If All decided to go for the MBA study, his company would stop paying his salary. At the same time, it All completed his MBA degree, he would earn a higher salary than his current one. Furthermore, All has recently purchased an apartment in the city and moved in. For All, when considering whether or not to go for the MBA study, the cost of tuition fees is referred to None of the given answers b Incremental revenue Opportunity cost d. Incremental cost Sunk cost