Quotation yes is the answer
I know im late but if anyone needs the the answer (for the road not taken) its
Sample Response: The theme of this poem is that we can only walk on one path; we cannot take both. We see this because the speaker says he doubted he would ever come back. This shows that one decision takes us away from the others we might have chosen.
Answer:
The cause will be an action someone did or didn't do and the effect would be the somewhat like the karma that happens.
Example:
I didn't water the plant's (cause) so the plants died (Effect)