Answer: B is the closest Anwser I can get.
Explanation: Here is a correct Answer that I found however, The industrialization of the late nineteenth century brought on rapid urbanization. The increasing factory businesses created many job opportunities in cities, and people began to flock from rural, farm areas, to large urban locations. Minorities and immigrants added to these numbers.
"<span>Amendments may only be added if they are ratified by each state in the Union" would be the best option, since the Founding Fathers wan't to ensure that the amendment process was taken seriously. </span>
Answer: d) The "space race" was a Cold War competition by scientist.
Explanation: D is the best option because it puts "space race" as the subject of the sentence.
The subject is the main focus of the sentence.
Option A does this as well, but the sentence is very wordy and does not do enough to draw attention to "the space race".
Option B keeps the scientists as the subject of the sentence.
Option C makes the "space race" part of a prepositional phrase which can be eliminated.
Hence, Option D is the correct answer.
My research shows that the domestication of plants started around 9,000 years ago. Fig trees, variety of wheat and peas in the Near East were first 9,000 years ago. Barley and chickpeas around 8,500 years ago. These were followed by rice in asia 8,000 years ago along with potatoe, beans and squash in Central and South America also around 8,000 years ago.
Russia's Communist government tried to improve food production by "<span>b. taking over ownership of farms," since this was part of their centrally planned economy (which ultimately failed).</span>