I’m not to sure what the prompt is asking can someone me or me break it down

Arecent challenge to the european union created by a member state is?

Why would nations in latin america be part of a mostly arab cartel group known as opec? a) latin america refused to do business with countries that were not part of opec. eliminate b) natural resources such as oil are a major economic development for some latin american countries. c) latin america has a long history of distrust of the united states and fears a take-over of oil fields. d) latin american nations such as venezuela needed in getting natural resources to other parts of the world. 15

What are the major political parties? how do they affect elections? will give brainliest