How does the process of negotiations reflect democratic principles

One way in which the european union encourages trade among countries is through the use of

This refers to weather and atmospheric conditions measured over a long period of time.

Which of the following discoveries would be most likely to cause a scientific paradigm shift? a. the discovery of more rings around uranus b. the discovery of a new pathogenic virus transmitted by mosquitoes c. the discovery that a dormant volcano is showing signs of activity d. the discovery of a new species of salamander in the amazon rainforest e. the discovery that excess heat is radiating from the center of the earth and causing global climate change