According to "Future of Space Exploration Could See Humans on Mars, Alien Planets," what are the main purposes of the 100-Year Starship project? Choose two options.

Which of these sentences has an error in subject-verb agreement? a. official procedures calls for students who are tardy three times to serve detention. b. as a result of her efforts, a team of volunteers signs up every month to clean the city's parks. c. the committee of parents protested loudly at the school board meeting. d. each of the neighbors brings a dish to share at the pot-luck gathering.

It is true that prior to 1914 the united states often had been disturbed by events in other continents. we had even engaged in two wars with european nations and in a number of undeclared wars in the west indies, in the mediterranean and in the pacific for the maintenance of american rights and for the principles of peaceful commerce. but in no case had a serious threat been raised against our national safety or our continued independence. what is the theme of this excerpt? a. the responsibility for americans to avoid involvement in war.b. america’s history of international involvement.c. a new kind of threat to american security.d. america’s history as a peaceful nation.

Read the excerpt from cristina garcia’s dreaming in cuban.i don’t really want to talk about my father but i end up telling minnie how he used to take me horseback riding on our ranch, strapping me in his saddle with a leather seat belt he designed just for me. dad’s family owned casinos in cuba, and had one of the largest ranches on the island. there were beef cattle and dairy cows, horses, pigs, goats, and lambs. dad fed them molasses to fatten them, and gave the chickens corn and sorghum until they laid vermilion eggs, rich with vitamins. he took me on an overnight inspection once. we camped out under a sapodilla tree and listened to the pygmy owls with their old women’s voices. my father knew i understood more than i could say. he told me stories about cuba after columbus came. he said that the spaniards wiped out more indians with smallpox than with muskets.how does the structure of the excerpt add meaning to the passage? it includes historical information about the spaniards and indians to indicate the work is nonfiction.it describes the setting of the ranch owned by pilar’s cuban grandparents to explain family values.it uses several narrators to share their points of view about past and present life in cuba.it manipulates the chronological order of events to reveal the close relationship between pilar and her father.