Table 5-5 -Refer to Table 5-5. Demand Is Unit Elastic When Quantity

Multiple Choice

Table 5-5
-Refer to Table 5-5. Demand is unit elastic when quantity demanded changes from

A) 9 to 8.
B) 10 to 9.
C) 10 to 11.
D) There is not enough information given to determine the correct answer.