To organize Olivia's proof that the diagonals of parallelogram MNOP bisect each other, we can arrange the statements in a logical order. Here's the correct sequence:
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Statement A: I am given that quadrilateral MNOP is a parallelogram. I know that opposite sides of a parallelogram are congruent because of the definition of a parallelogram, so MN || PO and MP || NO.
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Statement B: When I think of the diagonals as transversals cutting parallel lines, I can see that ∠MOP ≅ ∠OMN and ∠NP ≅ ∠PNM because of the Alternate Interior Angles Theorem.
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Statement C: Because of the definition of a parallelogram, I know that opposite sides are congruent. I can say that MN ≅ OP. I now have enough information to say that △MNL ≅ △OPL by the ASA Congruence Theorem.
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Statement D: By the CPTC Theorem, I know that ML ≅ OL and NL ≅ PL. MO and NP bisect each other because this is the definition of a bisector.
This order supports the logical progression of proving that the diagonals of the parallelogram bisect each other through congruence of triangles and properties of angles created by transversals.