What is the defining characteristic of a service dog according to standard certification guidelines?

What is the defining characteristic of a service dog according to standard certification guidelines?

• A. Provides emotional comfort but is not trained to perform tasks.
• B. Operates only in home environments with restricted public access.
• C. Trained to perform tasks that mitigate a disability for the handler and under reliable control in public.
• D. Meets basic obedience requirements but has no disability-mitigating tasks.

Answer: (C)