Need , . this is kinda hard for me. i think it's the 1st one..but i'm not entirely sure.

Which areas where seperated by the iron curtain

This pie chart shows statistics related to the world's population. a pie chart like this one is most for making predictions about the future. showing how parts make up a whole. presenting amounts over a period of time. comparing information from different sources.

According to article 1, why did massachusetts raise their taxes on citizens, and what about the currency of the time made it difficult for citizens to pay these taxes