Answer:
The correct option is;
b. Fully certified engineer have taken a PE examination and received a Professional Engineering license
Step-by-step explanation:
To be recognized as a licensed engineer, it is required for the applicant to have completed a university degree program that lasts up to 4 years and to have worked for up to 4 years under the supervision of a Professional Engineer and pass two exams that test competency of an engineer, known as the Fundamentals of Engineering (FE) exam and the Principles and Practice of Engineering (PE) exam.