Ginger and Maryann are lost in the jungle, where the only things to eat are mangoes and fish. Ginger can gather mangoes faster than Maryann and can also catch more fish per hour than can Maryann. Therefore,
A. Ginger should specialize in fishing because it is harder than gathering mangoes, and Maryann should specialize in gathering mangoes.
B. Ginger should strike out on her own, because Maryann reduces their combined productivity.
C. Maryann should specialize in the activity for which she has a comparative advantage.
D. Ginger should specialize in the activity for which she has an absolute advantage.

Lillypad toys is a manufacturer of educational toys for children. six months ago, the company's research and development division came up with an idea for a unique touchscreen device that can be used to introduce children to a number of foreign languages. three months ago, the company produced a working prototype, and last month the company successfully launched its new device on the commercial market. what should lillypad's managers prepare for next? a. increased competition from imitators b. a prolonged period of uncontested success c. a sharp decline in demand for the product d. a difficult struggle to move from invention to innovation