This term is generally used to describe producers of illegal drugs in Latin America who band together to keep the prices- and supply- of those drugs at high levels.

Available options are:

A) cartel B) clan C) monopoly D) oligopol

Answer;A) cartel

Explanation:

The word CARTEL means an association of manufacturers or some suppliers with the purpose of maintaining prices at a high level and restricting competition. E.g

"the Colombian drug cartels"

A cartel is a grouping of producers that work together to protect their interests. Cartels are created when a few large producers decide to co-operate with respect to aspects of their market. Once formed, cartels can fix prices for members, so that competition on price is avoided.

i am sure the answer is d