Which civilization influenced the Roman to create sewers roads and bridges

Three of the following renaissance writers are correctly pairedwith a literary work they wrote. who is not? boccaccio - the book of the courtiermachiavelli- the prince erasmus- in praise of follythomas more- utopia

Space is not completely empty. there are small particles in space. what happens when these particles come together?

What was going on with south asia before europeans came ?