A historian is researching daily life in Ancient Egypt under a variety of ruling families over hundreds of years. This historian is using which of the following ways to study the past?
cause and effect
changes over time
sequence of events
similarities and differences

do u have choices? ? or no?

then its a law the end

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

i think the answer is the one about environmental and social health.

hope this