There's no underlined verb. But I think the verb is "fuit", so the tense is "perfect". You can just see the concept and everything will be clear.
Answer:
The veterinarian-client-patient-relationship (VCPR)
Explanation:
It is a relationship in which the veterinarian takes responsibility for the patient and the client agrees to follow the veterinarian's instructions and recommendations.
Natural and rapid are the two adjectives.
