What roles did Freedmen have in the Roman Republic? WILL GIVE BRAINLIEST THANKS LOVES

a
freed slaves - not Roman citizens - could own land & have business - no military or public office
b
Roman citizens - freed slaves - own land - join military
c
Join military - hold office - Roman citizen - own land & have business
d
freed slaves - hold public office - own land and have business

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.