Explanation:
Acid rain results when sulfur dioxide (SO2) and nitrogen oxides (NOX) are emitted into the atmosphere and transported by wind and air currents. The SO2 and NOX react with water, oxygen and other chemicals to form sulfuric and nitric acids. These then mix with water and other materials before falling to the ground.
The correct answer is entrepreneurship
Entrepreneurship is the study aimed at developing competencies and skills related to the creation of a project (technical, scientific, business). The entrepreneur is one who presents certain skills and competence to create, open and manage a business, generating positive results.
The correct answer is D. Athens is the capital city of Greece, which is a country of Europe.