Answer:
The neighbors constantly wanted to discuss how the twins were so different in deposition: the twin who refused to smile and the twin who refused to stop.
Step-by-step explanation:
It can be told the part of "The neighbors constantly wanted to discuss" goes first because of the capital letter of the first word.
The second part is "how the twins."
Then it is "were so different in deposition:"
In the third to last part it is "the twin who refused to smile."
In the end it is "and the twin" "who refused to stop.
Hope this helped!