Writing was necessary for civilization because it enabled people to do which of the following? I. Keep records about goods and trade.
II. Record stories and information.
III. Communicate complex ideas.
A. II and III
B. I, II, and III
C. I and II
D. I and III

answer

the best answer is c

answer; /// i believe that the correct answer is ; /// renaissance,printing press, age of exploration and protestant reformation;

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 !

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