Answer:
Option 6 appears to be the most reliable answer.
The phrase in this sentence is Nonrestrictive because there can only be one youngest brother, therefor the name Julian does not need to be in the sentence, because it is unnecessary to name him.
Hope this helps! :)
Jenny bird
Marry rat
Beach vacation
Dancer spinning top
Ran hide
We her
Friend mule
Lawn carpet
Hit mile
