First, explain what is meant by the "Columbian Exchange". Then, give your opinion as to whether or not it had a positive or negative effect on the world. Back up your opinion with facts! (4 sentence minimum

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.

Explanation:

you should think about the answers you give and expect the same form your questions.

you would times this by how many days there are in a year 365*400=$146000