A historian is awarded a grant to study the effects of industrail air pollution on sugarcane farms in brazil. his research will focus on which major historical theme? a. creation, epansion, and interation of political systems
b. interations between humans and the enviroment
c. development and transformation of social structures
d. development and interactions of cultures

they believed democracy was worth the fight

mexico south america

explanation:

the answer is b just took the test

in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion