Universal truth is something that can't be proven as factual, but is commonly accepted as truth any way.
Your audience can be anybody, children, adults, or any specific group of people. The audience is your reader.
The silent letter in pneumatic is the p.
Whatkindness did Attean's grandmother bestow upon Matt before he left with Marie?
The Vietcong set up checkpoints around the nation, so that would've definitely been a literal and figurative roadblock to any refugees. Hope this helped.