Estimating Demand Potential in Less-Developed Countries Involves Myriad Challenges

Estimating demand potential in less-developed countries involves myriad challenges.Most of the difficulty arises from the __________.

A) coexistence of three distinct kinds of markets in each country.
B) problems of collecting reliable market data.
C) superimposition of sophisticated marketing strategies.
D) high currency rate of exchange.
E) lack of rural electric power.