C is the answer I hope this helps
Answer:
Participial phrase
Explanation:
because in order to be a prepositional phrase it has to use things indicating the location of something.
Answer:
Is this part of a story or something?
Explanation:
No word choice shown but for example "go, search, roam and travel" are used to show the wide scope of the investigation of barbaric practices in the world and then "revolting barbarity and shameless hypocrisy" are two strong expletives that show the degree of horror of the practices of the US at least according to this author.