When the Price of One Good Decreases,the Associated Substitution Effect

Multiple Choice

When the price of one good decreases,the associated substitution effect is represented by a:

A) move from one indifference to a higher indifference curve since real income is now higher.
B) move from one indifference to a lower indifference curve since real income is now lower.
C) move along a given indifference curve holding real income constant.
D) move along a given indifference curve since real income increases.