Final answer:
Work Ethic is the set of values that underscore the significance of discipline and hard work, and it has evolved with cultural and technological changes. Therefore, the correct option is B.
Step-by-step explanation:
The set of values that reflect the importance of discipline and hard work is B. Work Ethic.
The concept of work ethic is significant and has evolved particularly due to cultural and technological changes since the industrial era. In today's information age, work ethic encompasses not just laborious effort but also higher levels of education, thinking, decision making, and the pursuit of job fulfillment and autonomy. Moreover, meaningful work supports personal and moral development, and a living wage is essential for true independence and happiness within one's job.