I believe your answer is Chronological skills.
Answer: Department of State
Explanation: If you watched the mini lesson before the questions you would’ve know; I also chose this answer and it was correct. The U.S. Department of State employs thousands of foreign service employees throughout the globe to administer embassies and serve U.S. interests abroad.
The correct answer is B) The vast expanse of the ocean prevented an empire from forming.
<em>The Polynesians fail to establish an empire even though they lived in such a wide area of the world because the vast expanse of the ocean prevented an empire from forming.
</em>
The Polynesians islands are located in the east-central part of the Pacific Ocean. Easter Island, New Zeland and the Hawaii islands are part of this region. The Polynesian people were strong, determined warriors but the Polynesians fail to established an empire even though they lived in such a wide area of the world because the vast expanse of ocean prevented an empire from forming.
The correct answer is C) they trained British pilots in effective air support techniques.
<em>U.S. pilots contributed to the allied war effort in Europe during World War II in that they trained British pilots in effective air support techniques.
</em>
Air warfare during World War II was a key element in the strategies and tactics of the battles that the Allied Forces and the Axis Powers fought. The United States Air Force and Great Britain army deployed air strategies for bombing raids over important targets in Germany such as its main cities. Air superiority was an important advantage to win the war in the air.
The other options of the question were, a) they carried out countless bombing raids over German cities, b) they sank ships carrying supplies to Britain, and d) they ferried retreating troops between Britain and Europe.