Answer:
The correct answer is c. decay; interference.
Step-by-step explanation:
When we believe that something is possible, our will receives a powerful discharge of positive energy, we place ourselves in an elevated position to have a good perspective, we jump over obstacles without difficulty and, moved by a strong personal conviction, we are heading towards our goal. If the mind believes in the possibility of success (communicating an idea efficiently, understanding someone, solving a problem ...), it automatically designs the path to reach it, visualizes and travels each stage again and again until it is formed a solid and lasting neural network.