In management, McGregor's Theory Y includes all of the following assumptions EXCEPT A>employees are willing to take on responsibility B>employees can be self-directed C>employees enjoy meaningful work D>most employees are not very creative E>. employees enjoy from their work According to Douglas McGregor, Theory X and Theory Y are A>two equally valid theories of employee motivation B>two theories about how managers can improve their productivity C>two theories that no longer hold any validity D>two theories of employee motivation based on E>two different sets of assumptions F>two theories of hygiene factors related with working conditions