Step 1: Understand the art of management.
Management is about influencing and guiding people to achieve organizational goals. It is not solely about doing the work oneself, but rather about delegating tasks and ensuring that employees are working efficiently.
Step 2: Evaluate the options.
- Doing work himself is not the essence of management; that is the role of the individual contributor.
- Taking work from others is the correct answer because managers focus on guiding others to accomplish tasks.
- Both (A) and (B) is incorrect because doing the work personally is not central to management.
Step 3: Conclude.
Management is about effectively utilizing the efforts of others to achieve goals.
Final Answer:
\[
\boxed{\text{Taking work from others}}
\]