What did Ptolemy I contribute to Alexandria after his death? A lighthouse
A library
A university
A planetarium

Ineed asap! ! what is the name of the system in which each branch of the u. s government can limit the actions of the other branches? a. perpetual union b. division of powers c. cooperative federalism d. checks and balances

What occupation did muhammad have before the first revelation? politician military general trader religious leader mark this and retum save and exit

Someone who accepted the beliefs of social darwinism would have also agreed with which of these statements?