please help with 1.3 only, i have selected an open plan over the closed and combined office plan

QUESTION 1 1.1 As an Industrial Engineering consultant you are tasked with putting together a business case to advise a multinational corporation on the best office layout design for their new headquarters. Your business case should consider three office layout options: full open office layout, full closed office layout, a mix of both open and closed layout. Your brief must present at a minimum the following considerations: (20) (10) 1.1.1 The pros and cons of each of the three office layout options and the rational for your final office layout selection. 1.1.2 Total expected personnel, their job designations, and expected office resource requirements for each job designation. 1.1.3 Demonstrated cost implications of your final office layout selection relative to the other two office layout options that you did not choose. 1.1.4 The schematic and scale dimensioned floor space design of your final office layout selection as informed by your given responses to questions 1.1.1, 1.1.2, and 1.1.3. (20) (30)