In this case it would be an adverb.
Hope this helps !!!
"between the two countries"
A prepositional phrase needs to contain a preposition, in this case it would be "between". As well it needs to modify the sentence and it should mention the object of the sentence. So "between the two countries" is correct.
Use your own words to complete the
sentences below after a dash. Use phrases that
are unexpected, dramatic or an afterthought.
a. He went for a bike ride - but returned without
the bike.-<em><u>UNEXPECTED</u></em>
b.They did not intend it to <em>happen-AFTERTHOUGHT</em>
c. A horrific scene awaited them-<em>DRAMATIC</em>
<em>SHARING</em><em> </em><em>IS</em><em> </em><em>CARRING</em>
<em>CARRY</em><em> </em><em>ON</em><em> </em><em>LEARNING</em>
I believe it’s sometimes because it describes an adjective