The fact that it takes ever more certificates and diplomas to qualify for a given job is referred to as:

A) meritocracy.
B) professionalization.
C) credential inflation.
D) self-fulfilling prophecy.
E) mudracking.

Credential Inflation

The increasing demand for higher educational qualifications for jobs that previously required lower qualifications, often leading to over-qualification.

Certificates and Diplomas

Formal documents issued by educational institutions or professional organizations certifying completion of a course of study or qualification.