Answer:
The correct answer is : an amount, benchmark, or degree set to define and measure progress toward a goal.
Explanation:
The concept of KPI consists of a metric for the quantification of the performance of certain objectives. That is, it is a business performance meter for the evaluation of their success.
I think its the system cell mah dude in other words its the T-CELL
Like Eukaryotic? Eukaryotic cells have nucleus and organelles.