Answer: C. PERT technique
Step-by-step explanation:
Project Evaluation and Review Technique is a technique used by project managers to control an ongoing project.
It is also used to analyse and followup project activities in order to meet up with the deadline for the project.
PERT is mainly used to analyse and control a project. Its main objective is to reduce project cost as well as manage the allotted time for the completion of the project.