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What is the primary focus of the introduction section on barking?

• The evolution of barking

• The anatomy of a dog's bark

• The significance of barking

• The history of barking

Which type of barking is typically associated with a dog feeling threatened?

• Playful barking

• Alert barking

• Fearful barking

• Boredom barking

What does a high-pitched bark usually indicate?

• Aggression

• Excitement

• Boredom

• Fear

Which type of barking might suggest a dog is trying to get attention?

• Playful barking

• Territorial barking

• Fearful barking

• Attention-seeking barking

What is the main takeaway from the conclusion section on barking?

• Barking is a rare behavior in dogs.

• Barking is primarily a sign of aggression.

• Barking is a complex behavior with various meanings.

• Barking is only used for communication with humans.