Which statement about quadrilaterals is true?
  1. All parallelograms are rhombuses, but not all rhombuses are parallelograms
  2. All quadrilaterals are trapezoids, but not all trapezoids are quadrilaterals
  3. All trapezoids are rhombuses, but not all rhombuses are trapezoids
  4. All squares are rectangles, but not all rectangles are squares
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Can you answer 10 correctly?