Which set of expenses are included in the total cost of effort? Group of answer choices Expenses for providing heating and lighting office space; Expenses for networking and communications; Expenses for support staff Expenses for lunch time food; Expenses for providing heating and lighting office space; Expenses for support staff Expenses for lunch time food; Expenses for providing heating and lighting office space; Expenses for networking and communications Expenses for lunch time food; Expenses for providing heating and lighting office space