In an Auditory Assessment, Nancy Has a Hearing Threshold of 70

In an auditory assessment, Nancy has a hearing threshold of 70 dB for both ears across the speech range. This means that Nancy

A) can first detect sounds using a hearing aid at 70 dB.
B) can first hear voices at 70 dB.
C) when using a hearing aid, can first detect voices at 70 dB.
D) experiences ear aches when tires screech.
E) can first detect sounds at 70 dB.