Aleontologists have discovered a lot about animals, like dinosaurs and trilobites, that lived long ago. How do paleontologists learn how the animals of the ancient past looked and acted?

They study weather patterns of the past.

They study photographs.

They study fossils.

They study the fish of today.

Which region on the map would have been directly affected by the infestation of the boll weevil in the late-19th and early-20th centuries? a) 5 b) 4 eliminate c) 3 d) 2

Use the numbers to place the companies in order of greatest comparative advantage to least comparative advantage in producing large tubes of toothpaste. 2,1,3,4 4,1,2,3 4, 3, 1, 2 3,2,1,4 o

Ryan tells ty that he will give him his best pokemon card in exchange for ty's autographed baseball card. ty feels this is a fair trade. however, when ryan trades with ty, ryan gives him his second best pokemon card instead. why was this trade not beneficial for both parties? a) ryan lied about what he was giving to ty. b) ty lied about what he was giving to ryan. c) baseball cards are worth more than pokemon cards. d) pokemon cards are worth more than baseball cards.