Butterfly life cycles have more stages. Butterfly life cycles have an egg stage. Butterfly life cycles have a pupa stage. Butterfly life cycles have an adult stage.
I gave my students this multiple choice question: Which statement describes how the life cycle of butterflies is different from the life cycle of frogs?

Only one answer is correct among these 4 choices:
- Butterfly life cycles have more stages.
- Butterfly life cycles have an egg stage.
- Butterfly life cycles have a pupa stage.
- Butterfly life cycles have an adult stage.

Could you tell me which one is correct?

Butterfly life cycles have a pupa stage.