Answer:
B
Explanation:
The Quaternary sector is the part of the economy that is also sometimes described as the knowledge economy because it includes education activity.
Quaternary sector activity is measures, for example, by the presence and influence of higher education centers, foreign exchange students, research and investigation labs, think tanks, and innovation and entrepreneurship present in an economy.
Advanced technology is also an important aspect of the Quaternary sector that has only grown more important with time.
John Paul Jones was a Revolutionary War hero known as the father of the U.S. Navy. ... When the American Revolution broke out, Jones sided with the colonists and joined the Continental Navy, with his greatest victory coming from his against-all-odds defeat of the British warship Serapis in 1779.
The theory of the continental drift explained how the continents had shifted their original positions. Once all joined together, as a "Urkontinent." Many people thought it was the mountains making them sink, but then that was dismissed because continental rocks were too light to sink to the ocean floor.
The surface temperature of the sun is 5,778k
