Answer:
maintenance phase
Explanation:
Maintenance phase -
It refers to the phase of making the changes in the software , hardware and documentation to improve the operations effectively , is referred to as the maintenance phase .
The phase is important , as it enhances the efficiency and corrects the problem .
The company or the organisation tries to invest the maximum amount in the maintenance phase .
Hence , from the given statement of the question,
The correct option is maintenance phase .
