Which event in the soviet union involved the arrest of millions of communist party members, military officers, clergy, and intellectuals?
a)night of long knives
b)red years
c)great purge
d)march on rome

Which of these statements best describes the ambiguity in this excerpt

Why were inventors essential or necessary for an industrial revolution to happen in america

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?