When it comes to references and background checks, $75$ percent of today's employers:

a$)$ don't thoroughly check the qualifications of most candidates despite the high risks associated with hiring dishonest or unethical employees.

b$)$ have found that less than $5$ percent of job applicants misrepresent their past accomplishments.

C$)$ have found that the cost of such checks tends to far outweigh the potential benefits.

d$)$ employ rigorous techniques to ensure they find out any potential problems before they hire a candidate.