Answer:
They considered it to be a success because had it been it was a failure they would not have come together for the rational choice theory.
Explanation:
controlled Trail:" is a study in which people are allocated at random (by chance alone) to receive one of several clinical interventions".
Rational Choice theory: "Rational choice theory assumes that individuals are rational actors using rational information to try to actively maximize their advantage in any situation and therefore consistently trying to minimize their losses"
Cuba bounced from the organization in 1962.
The correct answer is B "The price of chocolate has gone up and sales are down". Price sensitivity is the effect the price of a product causes in its demand towards consumers. It is also called price elasticity of demand. A simple example is when the price of a good goes up, its sales go down. It means the consumers are not willing to pay more for that product. This is the case of option B. The price of chocolate increased and made the sales decrease.