after reading this i think that the answer is B, because their perspective is made by personal experiences

The three staples of Native American food are corn, squash, and beans. Other foods that have been used widely in Native American culture include greens, Deer meat, berries, pumpkin, squash, and wild rice.
The Native Americans are well revered for being resourceful people, and when it comes to Native American food, there is no difference. They were well versed at using the ingredients that were readily available to them and for making many different foods with them. Corn and various corn products are abundant in Native American food recipes and they have lent many of their earliest delicacies to the American culture as a whole.

The correct answer is code name for secret research and development program to build an atomic bomb during WWII
The Manhattan Project was a research and development undertaken during World War II that was successful in producing a weapon of mass destruction.
Herman Christian Roebling, Carl Roebling, and Friederike Amalie
Answer:
Welcome
Explanation:
Railroads created time zones, the growth of cities and the first truly national market.
Few advances in American history have been as prominent as the expansion of the railroads. During the early nineteenth century, the desire for technological advancement was ever prevalent. With the invention of the steam locomotive, bright opportunities lied ahead.