Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions:
Figure: Income and Substitution Effects
-(Figure: Income and Substitution Effects) Look at the figure Income and Substitution Effects. Carlos is originally consuming his optimal consumption bundle at point A when the price of gasoline falls. The movement from K₁ to K₂ reflects the _____ the decrease in the price of gasoline.

A) total change in quantity demanded due to
B) income effect of
C) substitution effect of
D) income and substitution effects of