Please help me school ends tomorrow

Which of the following was a similarity between classical mesoamerican and south american civilizations ?

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.

Will give brainliest and a will put up a free point questionthe following question refers to a hypothetical situation. the 2010 supreme court case, wagner v. tritch, involves the illegal distribution of copyrighted material to foreign consumers via the internet, which is a new area of law. the 9-0, unanimous vote on the court is set to overturn the lower appellate court decision that augustus tritch was liable for millions of dollars to the plaintiff, frederick von wagner, for illegally distributing his book to overseas customers. now that the court has voted on the case, explain what must happen next? describe the different types of opinions that could come from the court.