what are *4* positive and *4* Negative impacts of the Columbian Exchange? please answer this question and you will be merited 40 points. Thankyou :)

positive : Crops providing significant food supplies were exchanged. ...

Better food sources led to lower mortality rates and fueled a population explosion. ...

Livestock and other animals were exchanged. ...

Horses were reintroduced to the New World. ...

Negative : Diseases were a huge negative impact. Diseases such as small pox and syphyllis were brought to the Americas by the Europeans and wiped out a large amount of the New World's population.

While slavery had a bit of a positive light, it was mostly a negative thing. ...

Wars were also a huge negative impact.

Explanation:

i only could think of three negative but i hoped this helped.

they gained popular support by speaking out against communists

in the united states. ( d.)

the stone park

explanation:

sounds good to me