-The Data Show the Quantity of Small Bungalows Sold in a Suburb

Multiple Choice

-The data show the quantity of small bungalows sold in a suburb of Toronto during the month of January.Based on the given data,we can conclude that

A) the demand curve for bungalows must have shifted to the right,but the supply curve has not shifted.
B) the supply curve for bungalows must have shifted to the right,but the demand curve has not shifted.
C) there is a movement upward along the 1971 demand curve.
D) there is a movement upward along the 1971 supply curve.
E) both the demand curve and the supply curve of 1971 have shifted to the left.