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To determine that the dilated triangle \( A'B'C' \) is similar to triangle \( ABC \) using the AA (Angle-Angle) criterion, the best response from the provided options is:
**Translate the dilated triangle so one of its angles exactly matches the corresponding angle in the original triangle; repeat using a different pair of angles.**
This method directly applies the AA similarity criterion, where if two angles of one triangle are equal to two angles of another triangle, the triangles are similar. By matching angles, you demonstrate that triangles \( A'B'C' \) and \( ABC \) maintain angle congruence, thus confirming their similarity.