I think it’s c try c if not then I am wrong and I am sorry if you do not get it right
1. The rulers who came to power after Charlemagne failed to defend the empire.
2. Europe was threatened by Muslims, Magyars, and Vikings in the 9th and 10th centuries.
Answer:
The U.S. Navy's decisive victory in the air-sea battle (June 3-6, 1942) and its successful defense of the major base located at Midway Island dashed Japan's hopes of neutralizing the United States as a naval power and effectively turned the tide of World War II in the Pacific.
Explanation:
<span>The correct answer is letter A. when it is unstable. Air is most likely to rise when it is unstable. Air is most likely to rise after a warm front passes over an area. Air rises as it gets warmer. As air rises, its temperature drops. It is called atmospheric stability, it is the tendency of air to rise or not.</span>