What is the expected output of the following code? ``python data = {} data['2'] = [1, 2] data['1'] = [3, 4] for i in data.keys(): print(data[i][i], end=' ') ``

The correct answer is A. 2 4. See the full explanation below for the reasoning.

Question

What is the expected output of the following code?

data = {}
data['2'] = [1, 2]
data['1'] = [3, 4]
for i in data.keys():
 print(data[i][i], end=' ')

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