The marketing researcher for Bubastis Cat Treats has noticed a growing number of cat owners purchasing organic treats for their pets. The researcher thinks there is a market for organic cat treats, but she's not sure if the segment is substantial. In this case, substantiality means the segment:
a. has enough special stores, magazines, and other outlets that it will be possible to direct advertisements at this group
b. is large enough to permit a profitable market effort toward its members
c. exhibits a response rate to marketing variables different from the rates of other segments
d. is too large and needs to be reduced to a more easily identifiable and measurable size
e. will be difficult to develop a product to match this group of buyers
ANSWER: b