Medical decision making (mdm) is based on the the physician must consider about the management of a patient’s condition.

Medical decision making (MDM) is based on the number of diagnoses, risk of morbidity, and the amount of data the physician must consider about the management of a patient’s condition. So the correct answer would be all of the above. 
The physician has to take into consideration how many diagnoses were given, how much or how complex the data is, and what the risk of death is. 

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.