Which best describes the role of mental health professionals?

They are trained to recognise and treat mental disorders.
Hope I helped, if you need more help in the mental health category just PM me for help anytime :)

You did not show us the image of the burger, but i shall try to answer as best i can.  when purchasing food, always consider the ingredients as well as the person who prepared it. consider if they were hygienic people or not, in case the burger was infected with bacteria. no mortal should place an infected burger into their mouth.