Hi can someone help me with this multiple choices? no need to put long explanation, please put the answer key only. thanks.

Ford AutoSave OFF Insert Draw Design Layout References >> ? Tell me Share Commer A E Font Paragraph Styles Dictate Sensitivity Editor 29 As we move up along a linear demand curve (a demand curve that is a straight line with a given negative slope) what happens to | Ed| ? a. The price elasticity of demand increases b. The price elasticity of demand decreases C. The price elasticity of demand is always equal to 1 d. The price elasticity of demand is always less than 1 30 Assume that in the market for a life-saving drug, with the expiration of the patent, mary producers enter the market. Which of the following can we say for sure? a. There will be an increase in total consumer surplus b. There will be a decrease in total producer surplus c. There will be an increase in total consumer surplus d. There will be a decrease in total producer surplus 31 Assume that in the market for indoor plants, two things happen during the pandemic. First, because of supply chain disruptions, the cost of obtaining inputs for these plants increases, Second, because people are not able to go out as much, they prefer buying more indoor plants to decorate their living spaces. What will happen to the equilibrium price and equilibrium quantity of these indoor plants? a) The equilibrium price will increase, the equilibrium quantity cannot be determined b) The equilibrium price will decrease, the equilibrium quantity cannot be determined () The equilibrium quantity will decrease, the equilibrium price cannot be determined d) The equilibrium quantity will increase. the equilibrium price cannot be determined 32. Assume that most colleges decide to provide students with a stipend to purchase textbooks to help with disruptions caused by the pandemic. Which of the following will happen in the market for + textbooks? a) Demand will increase, the demand curve will shift to the right b) Demand will decrease, the demand curve will shift to the left