The table lists the highest amount a consumer would be prepared to pay for each extra can of fruit juice: first $14, second $10, third $6, fourth $4, fifth $3. The price is $4 and, after buying three cans, the consumer chooses to purchase a fourth. How will buying the fourth can change his consumer surplus?
- AIt leaves it unchanged.
- BIt lowers it by $2.
- CIt raises it by $4.
- DIt raises it by $34.