Which of these words refers to the scientific study of domestic dogs?

Cynology

The correct answer is Option (2) - Cynology

Cynology is the scientific study of domestic dogs, including their behavior, genetics, physiology, and interactions with humans and other animals. The term "cynology" is derived from the Greek words "kynē" (meaning dog) and "logos" (meaning study or science).

Cynology encompasses various aspects of dog biology and behavior, such as their evolution, anatomy, reproductive biology, cognition, communication, and social structures. Researchers and practitioners in the field of cynology may study topics such as dog breeding, genetics, nutrition, health, training, and welfare.

Cynology also involves the study of the historical and cultural relationships between humans and dogs, including the roles that dogs have played in human societies throughout history, such as companionship, protection, hunting, herding, and assistance work.

Professionals in the field of cynology may include veterinarians, ethologists, behaviorists, geneticists, trainers, breeders, and researchers. Their work contributes to our understanding of dogs and helps inform practices related to dog breeding, training, care, and management.

Overall, cynology plays an important role in advancing our knowledge of dogs and promoting their well-being, as well as fostering positive relationships between humans and their canine companions.