Answer:
You can take photos from internet searches and post them to the table.
For example, I would use the attached photo for the iron curtain, because it shows that the iron curtain was the boundary between communist Soviet countries and capitalist countries. Hopefully you should be able to finish the rest on your own.
Answer:
Yes.
Explanation:
Depending on what they post, whether it provocative, rude, or inappropriate. It doesn't matter if you delete the post, what you put on social media/the internet is on their forever.