The management function that is concerned with monitoring activities to ensure that they are being accomplished as planned and correcting any significant deviations is

Control

Explanation:

The management functions are:

-Plan refers to setting goals and establish the strategies that have to be implemented to accomplish them.

-Organize refers to defining the company structure and the best way to implement the plan.

-Lead refers to getting employees to support and work towards the goals and keep them motivated.

-Control refers to making a follow up of the strategies implemented, measuring the performance to find out if the goals are going to be accomplished and take measures when needed.

According to this, the answer is that the management function that is concerned with monitoring activities to ensure that they are being accomplished as planned and correcting any significant deviations is control because it is the function that measures the results and analyze if the goals can be achieved.

there is no following so id just amuse false

the answerr would be 1