Answer:
maintain social order
Explanation:
if you don't maintain social order in a government then there is no government to run, there's no national defense, and there is no economy or state.
Answer: Sentence 4
Explanation:
The sentence that clarifies meaning of
<em>They brought home a baby sister for their son named Julia</em> is :<em>They brought home a baby named Julia, who was the sister of her brother.
</em>
The sentence is a bit confusing because the reduced relative or adjectival clause, named Julia, is separated from its anticident, sister ,by the prepositional phrase, for their son.
You need to give more info or a pic so we could answer your question