I believe the answer is b
Similarites
*Annual flooding left fertile soil
*Surplus of food allowed specialized jobs
*Used the rivers for trading
*ALL worshiped many gods
*Built large temples
*They had rulers
Differences
*All had used different rivers
*Indus Valley; Cities were planned in a grid
*Believed in afterlife
*3 or the 4 civilizations fell
this is just ideas of similarities and differences, sorry if this isn't all that you wanted or expected, i am still working on mine, but this can help you along the lines, i can try to write something if i finish mine early.
Hope this helps :)
Lipid layer or commonly known as Lipids are used for insulation.
Primarily, lipids are used to provide fuel for body and muscle processes. They produce and store energy to support the various processes that incur within the body.
Lipids are fat formed in layers. They are found under the skin and surrounds our vital organs. They serve as insulation and protection.
They insulate and protect our body by maintaining a regular internal body temperature despite the changes in external temperature. They also coat our vital organs to protect them from bruises and bumps which can ultimately hurt our organs.
Lipids also aid in digestion and nutriet abosorption, as well as, in the production of cell wall structure and hormones.
The horrific history of things done to african americans.
Gold, Glory, and God (3 G's) Motivated the Spanish conquistadors to sail to the Americas.