Answer:
1 Meter (m) is equal to 0.1 dekameter (dam).
I think it is false because the least populated country in the world, Vatican City, has fewer than 1,000 residents and is still considered a country
The correct answer to this question is this one: "D. having a rock concert in a public park in Japan"
The first three have a key point: requiring or changing by force. The last one just says having a rock concert in a public park in Japan. It's not forced, but voluntary whereas the first three are in a sense, forced.