Which best describes the parts of the waves?

A.Wavelength is the distance from one crest to another thus the distance covered by a full cycle

B.​Amplitude is the maximum distance from the equilibrium position to the maximum displacement

​​C.Troughs are the maximum negative displacements points and crests are the highest point on a wave

D.Troughs are the maximum positive displacements from the equilibrium position.
PA HELP AKO GUYS BRAINLY KO NALANG TAMANG SAGOT