Which breath test requires a tube and is used to confirm alcohol presence?

The correct choice, which is the standard breath test, involves the use of a tube and is conducted to confirm the presence of alcohol in a person's system. In practice, this test is administered when a person is suspected of being under the influence of alcohol beyond legal limits. The standard breath test uses a device known as a breathalyzer equipped with a mouthpiece where the individual blows into, and it provides a quantitative measurement of blood alcohol concentration (BAC). This method is a critical part of the enforcement process in wildlife traffic cases, ensuring that officers can obtain reliable and accurate results to uphold the law.

The other tests serve different purposes in the context of determining a person's sobriety. The preliminary breath test is usually a quick, initial screening that can be conducted without a tube, offering less precise results. A passive breath test allows officers to detect the presence of alcohol without requiring the individual to actively blow into a device, while comprehensive breath analysis may refer to more detailed and regulated assessment protocols, potentially involving additional tools or methods that are not primarily focused on breath samples.