Donald Trump building a wall.
They give more/additional information about a certain topic of research.
They help learns to know what they may expect to see on the field
Answer: Photosphere
Explanation:
Photosphere, visible surface of the Sun, which is most of the Sun's light that reaches Earth directly.
The United States of America is an example of a democratic country but with specific election process. Unlike other democratic country that its the people of the country decides who will be their president, USA elect their president through electoral college.
