The correct answer is the 3rd one.
Many people felt the sound didn't come out loud enough, so other inventors figured out ways to use electricity to make the sound louder.
Answer:
Gestalt psychology approach work on the principle of a holistic approach. They work on the human mind and behavior as the whole approach. They told us that whenever we see the world we do not focus on every small thing of the world but we focus on things as a whole.
<u>The major psychologist who contributed to Gestalt psychology was </u>
1) Cultures intermingle. 2) ideas are shared. 3) goods are exchanged.
External motivations
social pressure
self motivation
