1.

Jeane is quizzing Edgar on ...

  some geographical features.
  special historical events.
  events in the 19th century.

2.

How many of his answers are wrong?

  Two of them.
  All of them.
  None of them.

3.

What isn't Edgar good at?

  History.
  Geography.
  Politics.

4.

How long did World War I last?

  Three years.
  Four years.
  Five years.

5.

When was the Berlin Wall built?

  In 1917.
  In 1945.
  In 1961.

6.

The United Nations was established ...

  following the end of World War I.
  when World War II ended.
  at the end of the World War.