This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Social science, Mental health & Genetics, Subject name: Social & Preventive Medicine
Study of designing equipment and devices that fit the human body, it&;s movements and it&;s cognitive abilities is 
Select and explain. 
A. Economics, B. Ergonomics, C. Bionomics, D. Socionomics
B: Ergonomics
Answer: B: Ergonomics 
Explanation: Study of designing equipment and devices that fit the human body, it&;s movements and its cognitive abilities is ergonomics The object of ergonomics is " to achieve the best mutual adjustment of man and his work, for the improvement of human efficiency and well-being"Park 23e pg: 803