id,question,choice1,choice2,choice3,choice4,solution 1, Example 1. Firm invested effort 80 and Customer invested effort 20. Firm charged price 30. What is the payoff (payoff=benefit-cost) of Customer if the product is bought(without including the random number)?,55,100,70,66,66 2, Example 2. Firm invested effort 80 and Customer invested effort 20. Firm charged price 30. What is the payoff (payoff=-cost) of Customer if the product is not bought?,64,10,-4,68,-4 3, Example 3. Firm invested effort 20 and Customer invested effort 90. Firm charged price 100. What is the payoff of Firm if the product is bought?,96,90,69,65,96 4, Example 4. Firm invested effort 20 and Customer invested effort 20. Firm charged price 100. Is the Customer likely to buy the product?,Yes,No,Uncertain,I don't know,No