Final answer:
Medical assistants, phlebotomists, coders, and other personnel must be certified or credentialed according to professional standards, as these credentials ensure that they have the proper training and meet industry quality standards.
Step-by-step explanation:
Medical assistants, phlebotomists, coders, and other personnel must be properly trained and certified or credentialed according to federal, state, and professional standards. Option D) Professional best completes the given statement. These professions often require completion of accredited educational programs and passing relevant certification exams to ensure they meet the necessary competencies. For instance, phlebotomists may receive certifications from organizations like the American Society of Phlebotomy Technicians after passing a national examination. Similarly, medical technologists commonly hold a bachelor's degree and certification, whereas medical laboratory technicians may have an associate's degree.
Occupational licenses also play a significant role in ensuring the quality of professionals in the labor market. These licenses, issued by government agencies, demonstrate that an individual has received the requisite training or passed the necessary exams for their field, as seen in various professions including healthcare, engineering, and law. Approximately 29% of U.S. workers are in jobs that require occupational licenses, signifying the importance of this type of credentialing.