<span>The correct answer is amygdala, which is the emotion processing center that triggers fear. The cat reacts defensively and braces itself for attack, typically defined as arching its back and hissing.</span>
It might be B but i am not 100 percent surer. Not great with this subject.
<span>Opponent process theory
Devin is seeing a "negative afterimage" which is generally caused by the rods and cones in the eye adapting to over stimulation and losing sensitivity. The opponent process theory by Ewald Hering explains this phenomena by claiming that the eye sees three channelsl red versus green, blue versus yellow, and black versus white. When the green channel is over stimulated, then it starts to return a weaker green signal, which is then interpreted as magenta. The same applies to the other channels.</span>