What is correct from choice?

Which organizational structure will be the cheapest for the company? O a. Product structure of b. Geographic Structure O c. Matrix structure O d. Functional structure Which of these statements is not true? O a. Matrix structures work best for companies which have multiple businesses of b. Matrix structures are combinations of functional and divisional structures O c. Matrix structures are also referred to as grid structures O d. Matrix structures are the same as divisional structures Why are managerial positions depicted in a triangle shape? . a. Number of managers from lower level to middle level is decreasing of O b. Number of managers from top level to lower is decreasing c. Number of managers from top level to lower level is increasing . d. Number of managers from lower level to top level is the same