Why is a thin ozone layer over antarctica of particular concern to scientists? a. it is directly over one of the most biologically diverse areas in the world. b. it could result in melting ice caps, causing sea levels to rise. c. it would affect fishing hauls in the areas beneath it. d. no scientific research can be conducted as long as the hole exists.

Which of the following best describes the outcome of the bay of pigs invasion? -it ended in a draw despite strong air support from the united states. -it was a partial success that to resolve the cuban missile crisis. -it was a success and created hostility between cuba and the soviet union. -it was a failure that was an embarrassment for the kennedy administration.

Prior to which amendment were slaves counted as three-fifths of a personality

Which of the following is not one of the five informal ways to amend the constitution? oa) state legislation ob) presidential actions oc) supreme court decisions od) political party activities