Occupation is an activity undertaken by the person to earn his livelihood. It can be business, profession or employment that a person undertakes to make money. Many think that occupation and profession are synonyms, but the fact is they are different.
Profession is an activity that requires specialised training, knowledge, qualification and skills. It implies membership of a professional body, and certificate of practice. The individuals who undertake a profession of rendering personalised services are called professionals, who are guided by a certain code of conduct, set up by the respective body.
And its comparison is on that picture