8

Set 4: Central Ideas

Explanation

Answer: C

PASSAGE

The following text describes the domestication of dogs. Dogs were the first animals to be domesticated by humans, a process that began at least 15,000 years ago. Unlike other domesticated animals raised for food, dogs were likely bred for companionship and help with hunting. Over thousands of years, this bond deepened, leading to the co-evolution of humans and dogs, where each species adapted to live with the other.

Which choice best describes the relationship between humans and dogs according to the text?

A. Dogs were primarily raised as a food source
B. Humans and dogs evolved to live together cooperatively
C. Dogs domesticated humans for protection✓ Correct
D. Humans domesticated dogs only in the last 100 years

Detailed Explanation

Choice B is correct. The text mentions a 'bond' that led to 'co-evolution,' implying a cooperative living arrangement ('adapted to live with the other').

Key Evidence:

• "bred for companionship and help"

• "co-evolution of humans and dogs"

Why others are wrong: A (Opposite (text says 'Unlike other... raised for food')), C (Inaccurate direction), D (Inaccurate (at least 15,000 years ago)).

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