Asupercontinent known as was formed from pressure within the earth that caused volcanoes to erupt and the planet to shake violently. a. pangaea b. beringia c. north america d. south america

Ahistorian is writing a book about british prime minister winston churchill. she claims that churchill was one of the earliest british leaders to realize that nazi germany was a serious threat to british security what is the best way to determine whether the historian's interpretation is valid? o a. review primary sources to see if churchill ever recorded his opinions of nazi germany. o b. find out whether the historian has written any other books about british leaders. c. analyze secondary sources summarizing the effects of nazi germany on great britain. o d. cite the historian's book in another study about important 20th- century world leaders.

Which combination would the president most likely use to convince congress to pass an economic stimulus bill?

Which country’s foreign policy is designed to threaten u. s. economic superiority? china russia iran japan