A man with a determined look on his face holds a small wooden hammer while wearing a bib displaying a large red crab , another red crustacean held in his hand while another man sits and holds some food behind him .
It is likely that the man in the bib is a dentist .
It is impossible that the man in the bib is a dentist .
It is likely that the man in the bib is a dentist .
The man in the bib is a dentist .