Step 1: Understanding management objectives.
In management, achieving objectives requires a combination of efficiency and effectiveness. Efficiency refers to achieving tasks with the least amount of resources, while effectiveness involves completing tasks that align with organizational goals. A manager needs both efficiency and effectiveness to successfully meet objectives.
Step 2: Analyzing the options.
(A) Through efficiency: Incorrect. While efficiency is important, it alone may not be sufficient to achieve the full objectives of an organization.
(B) Through effectiveness: Incorrect. Effectiveness is essential, but achieving objectives also requires efficiency in utilizing resources.
(C) Through efficiency and effectiveness: Correct. The combination of both efficiency and effectiveness is key to achieving organizational objectives.
(D) None of these: Incorrect. The correct answer is (C).
Step 3: Conclusion.
A manager achieves objectives through a combination of efficiency and effectiveness. Thus, the correct answer is (C).