Who began a vast global exchange that included people, plants, technologies, and cultures?
a. samuel de champlain
c. bartolomé de las casas
b. christopher columbus
d. hernan cortés

Christopher Columbus

Explanation:

Christopher Columbus an Italian navigator started the widespread of global exchange that consisted of animals, people, plants, culture, technology, and ideas between the continents of America, West Africa, and the Old World in the 15th and 16th centuries. This act by him is now referred to as Columbian exchange, or Columbian interchange. His activities led to changes in agriculture which significantly altered global populations.

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

it was not until 1606 that the virginia company of london got a contract from. on may 13, 1607, these first pilgrims chose the site of jamestown island as the. to make shares more attractive, the virginia company changed its attempt to sell something. the way of life would increment the country over.