The correct answer is transformation.
A. propensity to dream
C. excessive sleep
The correct answer is (D) Transformation. A change of form, structure, appearance, character, or circumstances, etc., whether by natural development or other cause.
Metamorphosis comes from Greek metamorphosis (transformation)
Examples of use:
- In response to the exercise regime, his body began a slow metamorphosis.
- A metamorphosis of his appearance accompanied his lengthy isolation.