How can citizen participation help solve Latin America's challenges?

This would be an open primary. a closed primary people can vote only prior to election day if the party if they are registered. independent voters can not participate. there is not a wide-open primary, but there is a semi-open primary.

Ibelieve it is- a mixed economy offers some protection for consumer rights but still allows a good deal of choice.

The answer would be  b. hope this !