This is my seen question for Year 2 final exam and I have no clue at all. Thank you!

Hi. This is my seen question for Year 2 final exam and I have no clue at all. Please help me answer this. Thank you!

Grey (2017) argues that managerial approaches which have arisen from Human Relations Theory, particularly that of Culture Management, are similar to Bureaucratic approaches in that they are still about instrumental rationality and control, and in fact are more subtle and devious forms of control. Even if he is right, does it matter and why? Explain your answer with reference to relevant academic literature and practice.