Which statement explains how the launch of Sputnik affected the Cold War arms race? It convinced military leaders in the United States to begin developing an anti-ballistic missile defense shield.
It showed U. S. and Soviet leaders that conventional weapons were outdated, which led to a cut in defense spending in both nations.
It led to the development of long-range rockets that would enable the United States and the Soviet Union to attack each other directly.
It showed both superpowers how dangerous atomic weapons were, which prompted the signing of the Strategic Arms Limitation Treaty (SALT).

Which of the following statements about this graph is accurate? world grain production has increased in every year since 1950. the amount of grain grown between 1950 and 1980 decreased. world grain production has generally increased between 1950 and 2010. more grain was grown in 1950 than in any other year.

Which options accurately describe life events of explorer jacques cartier? (select all that apply.) (a) cartier established a colony near roanoke island in present-day north carolina. (b) cartier named canada after the huron-iroquois word for settlement, kanata. (c) cartier led three expeditions to canada and claimed the land for france. (d) cartier established the first permanent british north american colony.

(100 points) project: progressive era research your topic and write at least seven hundred words to discuss one of the following topics. a. evaluate the impact of progressive era reforms. b. evaluate the impact of progressive reform leaders such as susan b. anthony or robert lafollette. c. evaluate the impact of third parties and their candidates such as h. ross perot and george wallace on america. note: as with any research you do, evaluate the validity of your source: a. who is the author? b. is the author an authority on the subject? c. how does the author use language? d. what sources appear in the author's work? e. from what you know or have learned about the author, is the presentation inappropriately biased?