What is protectionism? what are the advantages and the disadvantages according to the video? What is free and what are the advantages and disadvantages? minium 500 words,

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

Why is immigration so important today?

If u make mistakes on a school trip to knotts like standing up on a ride too early and they ask you not to do it again or and if you do it again you will be escorted out will it go on my student record? yes i know it is a dumb question