The Effect of Improvements in Food-Producing Technology Can Be Shown

Multiple Choice

The effect of improvements in food-producing technology can be shown graphically by

A) rightward shifts in the supply curve of food
B) leftward shifts in the supply curve of food
C) rightward shifts in the demand curve for food
D) leftward shifts in the demand curve for food
E) both leftward shifts in the demand curve for and the supply curve of food