Which of the following are correct?

1.If A proposition is false, then E and I are undetermined

2.If O proposition is false, then A proposition is true and E proposition is false

3.If E proposition is false, then A proposition is true

4.If E proposition is true, then I proposition is true

5.If I proposition is true, then A and O propositions are undetermined

A3, 1 and 5

B2, 4 and 5

C2, 3 and 4

D1, 2 and 5

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