Step 1: Understanding the management functions. 
  
In management, the control function is considered the final step in the management process. After planning, organizing, and leading, control ensures that the goals of the organization are being met effectively. 
Step 2: Analyzing the options. 
  
(A) First: Incorrect. Control comes after planning, organizing, and leading. 
  
(B) Last: Correct. Control is the last function in the management process. 
  
(C) Third: Incorrect. Control is not the third function, but rather the final one. 
  
(D) Second: Incorrect. Control is not the second function in management. 
Step 3: Conclusion. 
  
The correct answer is (B) Last, as the control function is the final step in the management process to ensure goals are met.