Which conclusion can be made based on the information in the table? Wave speed and wavelengths can vary inversely to produce the same frequency. Frequency and wave speed can vary directly to produce the same wavelength. Wavelengths and frequency can vary inversely to produce the same wave speed. Frequency and wavelengths can vary directly to produce the same wave speed.

I think it’s C

Explanation:

On edge.

The correct option is C. The statement written in optic C is false. Most exercise machine requires expert skill to use. One will either have to learn how to use the machine or employ the service of fitness instructors who have expert ideas of how the machine works. A fitness instructor knows how particular exercise machine operate and can put the users through during exercise.