The correct answer is C. Social promotion
Step-by-step explanation:
In education, "social promotion" occurs when a student is promoted to the following grade based on the time the student spent at school rather than the knowledge or competences the student needs to have to go to the next grade. This implies in many cases students are promoted despite they have not met all the requirements, this is done to allow the student to continue with the process and graduate at the same age than others and to allow the student to be with his/her peers which means it has a social purpose. According to this, it is Social promotion the term for allowing a student to move to the next grade regardless of whether or not they have met the requirements.