When France sneezes, Europe catches a cold.

What did Prince Metternich mean by this statement?

People in France are more likely to get sick than people elsewhere.
Europeans elsewhere are often inspired by events in France.
Happenings in France rarely spread across borders.
All damaging incidents in Europe start in France

France was the most important power in Europe.

Explanation:

He was saying that whatever happened in France affected every other country in Europe.

I hope this is helpful

 B.Europeans elsewhere are often inspired by events in France.

Explanation:

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: