5. Assessing Why was the Louisiana Purchase significant to the United States? 6. Analyzing In what ways was Sacagawea important to Lewis and Clark?

7. Identifying Who was the army lieutenant sent by Jefferson to explore parts of the wilderness in addition to Lewis and Clark, and where did he explore?

the hollywood film industry of 1950 was threatened on several different fronts. television broadcasting was rapidly becoming the dominant entertainment medium in the united states. the paramount anti-trust consent decree requiring separate ownership for production companies and theater chains had gone into effect on 1 january 1950. large numbers of young men and women were marrying, having children, and moving to the suburbs, which affected the viability of downtown first-run movie theaters. foreign revenues were endangered by protectionist tactics including quota systems, high taxes, and blocked funds. finally, the morality and patriotism of hollywood films and filmmakers were under attack from government, religious, and citizens' groups.

explanation: