An Indifference Map Shows the Optimal Consumption Bundle of a Consumer

Multiple Choice

An indifference map shows the optimal consumption bundle of a consumer for two goods A and B.Which of the following factors would lead to a parallel shift of the budget line allowing the consumer to reach a higher indifference curve?

A) A fall in the price of good A
B) A parallel outward shift of the consumer's indifference curve
C) An increase in the consumer's income
D) A fall in the price of good B