Based on your knowledge of the root "audi," which phrase describes an auditory signal? (1 point)

O a signal that is felt

a signal that is heard

O a signal that is read

O a signal that is seen

a signal that is heard

Based on the root "audi," the phrase that describes an auditory signal is "a signal that is heard."

To determine which phrase describes an auditory signal, we need to understand the root "audi." The root "audi" comes from the Latin word "audire," meaning "to hear." This root is commonly used in words related to hearing or sound.

From the given options, the phrase that describes an auditory signal is "a signal that is heard." Hearing involves perceiving sound or auditory signals with our ears, and the word "heard" specifically relates to the act of hearing. Therefore, this phrase accurately represents an auditory signal.