What was a NEGATIVE consequence of the Columbian Exchange? a
the Spanish discovered new foods in America and shared many foods with Americans
b
the Spanish brought over horses and cows to America
c
millions of Native Americans died from diseases brought by the Europeans
d
the Spanish built roads and aqueducts and other architectural creations

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.

answer; ecological fallacy;