20 points!

___ is the quality of a
sound based on the speed
of the vibrations.
A. Frequency
B. Pitch
C.
Wavelength
D. Amplitude
If possible may I get help with the others?

20 points is the quality of a sound based on the speed of the vibrations A Frequency B Pitch C Wavelength D Amplitude If possible may I get help with the others class=