Advances in production, such as new technology, can do which of the following to a good?

a. transform it from an expensive luxury to a mid-priced good
b. change it from a necessity to an expensive nonessential
c. make the production so simple that it becomes unnecessary
d. raise the price as more features become available

Sam and ben have discovered some strange animals living in the woods behind their house. ben is excited because he believes they are marsupials, an animal he's never observed in the wild before. his brother is sure it is not. what feature should the boys consider in deciding whether the animals are marsupials?

How did the government of ancient athens differ from that of the early romans? (5 point) in athens, citizens voted for representatives who voted on issues, while in rome, citizens voted directly on issues. in athens, citizens voted directly on issues, while in rome, citizens voted for representatives who voted on issues. in athens, the government was ruled by a small group of powerful people, while in rome, the government was ruled by kings. in athens, the government was ruled by kings, while in rome, the government was ruled by a small group of powerful people.

What was one step that charlemagne took to unite his kingdom? a. he chose a single strong heir to inherit his throne. b. he drove muslim forces out of europe. c. he created and supported schools. d. he declared himself head of the catholic church.