What percentage of the Roman population was
was made up
of slaves?

between 20 and 30%

Explanation:

A fairly large percentage of the people living in Rome and Italy were slaves. Historians aren't sure of an exact percentage but somewhere between 20% and 30% of the people were slaves. During the early parts of the Roman Empire, as many as one third of the people in Rome were slaves.

b.

explanation:

he is racist

"oh, lets coppy china and build a great wall around bla bla bla.that way,we wont lose out to other countries." in the end, he did not build anything