What is the definition of the specialty of emergency medicine according to the European Society of Emergency Medicine?

The specialty is focused on the prevention, diagnosis, and management of any unexpected illness or injury.
It includes the organization of an appropriate healthcare response for patients seeking urgent medical attention.
It is a primary specialty established under the knowledge and skills for prevention, diagnosis, and management of physical and behavioral disorders affecting patients of all ages.
a) Only I is correct.
b) Only II is correct.
c) Only III is correct.
d) I, II, and III are correct.