Type the correct answer in the box. Spell all words correctly.
Ali's country produces coffee beans more efficiently than any other country in its trade bloc. The quality is also considerably higher than that of other countries. What has Ali's country created by efficiently producing coffee beans? Ali's country created a _____ (as compared to other countries) by efficiently producing coffee beans.
Options:
A. Monopoly
B. Cartel
C. Oligopoly
D. Comparative advantage