The need to obtain happiness and peace of mind that comes from making a positive contribution to others through meaningful work is known as:

The correct answer is B. Career Calling.

A career calling refers to a strong inclination towards a profession that allows an individual to make a meaningful contribution to society, leading to a sense of fulfillment and happiness. It emphasizes the importance of finding work that aligns with one’s values and passions, resulting in both personal satisfaction and positive impact on others.