Bernard Praises His Employees as Often as He Catches Someone

Bernard praises his employees as often as he catches someone doing something right. He often hosts family get-togethers for his few employees. Bernard knows

A) a little money spent on his employees will be returned many times over in profits.
B) happy employees make for satisfied customers.
C) this will lead to his employees being more engaged and productive.
D) it's a waste of time and money, but he enjoys the camaraderie.