I would say:
<span>C.
present participle
I could be wrong though</span>
Answer:
Yes these
Explanation:
They all mean bad people these are the words ruffian
hoodlum
bully boy
bully
bandit
mugger
gangster
terrorist
gunman
murderer
killer
hitman
assassin
I hope you can get your answers
Answer:
the topic would be medium of exchange and the main idea is basically the author's message about the topic, it can be expressed directly or implied. So in this case the main idea would be that medium of exchange have changed their ways of trading or bartering for the better making it way easy.
hope i helped, if i didn't i'm sorry and good luck! :)