According to the study, noises ___.
Result:
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Option 2: "with high-frequency and intermittence make dogs uneasier"
Explanation: This option is correct as the text states that high-frequency, intermittent noises, such as the battery warning of a smoke detector, are more likely to cause anxiety in dogs. This aligns with the study's findings that certain types of noises can trigger unease in dogs.
Option 1: "make dogs happier"
Explanation: This option is incorrect because the text discusses how certain noises trigger anxiety in dogs, not happiness. The main idea of the text focuses on the negative impact of noises on dogs, particularly high-frequency and intermittent sounds.
Option 3: "with low-frequency and continuousness make dogs more anxious"
Explanation: This option is incorrect because the text indicates that low-frequency, continuous noises are less likely to cause anxiety compared to high-frequency, intermittent noises. Therefore, this statement contradicts the information presented in the text.
Option 4: "will not be heard by dogs"
Explanation: This option is incorrect as the text does not suggest that any noises will not be heard by dogs. In fact, it mentions that dogs have a wider range of hearing, implying they can hear various sounds, including those that may be painful.
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