LaKeita Is Randomly Presenting Sounds to Monica and Monica Is

Multiple Choice

LaKeita is randomly presenting sounds to Monica and Monica is responding "yes" when she hears the sound and "no" if she doesn't hear the sound.LaKeita states that the point at which Monica is correct 50% of the time means that the tone is within the range of human hearing.LaKeita's research is most similar to that of which early figure in psychology?

A) Fechner
B) Helmholtz
C) Freud
D) Wundt