Alexandra consumes only caviar and champagne, but she does have a limited income of $400. Her current consumption choice is 5 ounces of caviar, at a price of $50 per ounce, and 6 bottles of champagne, at $25 each. The last ounce of caviar added 100 units to Alexandra's total utility, while the last bottle of champagne added 75 units. If Alexandra chooses 4 ounces of caviar and 8 bottles of champagne instead her total utility will

Multiple Choice

• increase by 150 units.
• decrease by 150 units.
• increase by 100 units.
• decrease by 100 units.
• increase by 50 units.