<span>Western Front is the answer </span>
It's the land the one where it all began
Answer:
Honestly I don't kno but i think B
Explanation:
Help other people out.
Give them new resources.
The Columbian Exchange greatly affected almost every society on earth, bringing destructive diseases that depopulated many cultures, and also circulating a wide variety of new crops and livestock that, in the long term, increased rather than diminished the world human population.