The facial hypothesis states that facial expressions are capable of influencing our emotions.

The answer is: Facial feedback

Facial feedback hypothesis stated that the movement in our face could very much influence the type of emotion that we felt.

Which mean that whenever we consciously force yourself to smile regardless the negative situations that we face in our life, we would most likely obtain the positive emotions that we need to get through it.

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.