Anastasiya and Orville opened a large boutique named Stratus in Atlanta. Being the owners of the business, they decide the most important matters. All the rest of the decisions concerning products, finance, marketing, and personnel are carried out by the department heads, who have to act according to Anastasiya's and Orville's instructions and orders. Which of the following is true about Stratus?
a. It has a matrix organizational structure.
b. It has a centralized system of decision making.
c. It has a narrow span of control.
d. It has a very tall organizational structure.