sir i am stuck for this question

Question 9 A movement upward and to the left along a demand curve is called a(n) Not yet answered a. decrease in quantity demanded. Marked out of 1.00 O b. decrease in demand. Flag question Old increase in quantity demanded. Od. increase in demand. Question 10 Over time, housing shortages caused by rent control Not yet answered a. increase, because the demand for and supply of housing are less elastic in the long run. Marked out of 1.00 b. decrease, because the demand for and supply of housing are more elastic in the long run. Flag question c. increase, because the demand for and supply of housing are more elastic in the long run. " d. decrease, because the demand for and supply of housing are less elastic in the long run