Lukas has been working as a manager of a small team at his finance office for several years. one of the reasons he enjoys his job so much is that there isn't pressure from the top for him to perform tasks in a specified way. instead he solves most problems that arise in his department on his own without upper management making those decisions for him. lukas is part of a system that uses as its primary method of making decisions. o a. distributed authority o b. centralization o c. staff authority o d. decentralization