Some political theorists might argue that individual rights must, at times, be sacrificed to promote what?

Some political theorists might argue that individual rights must, at times, be sacrificed to promote the common good of a community usually in regards to the security and safety of this community. In times of emergency political theorists might assert that individual rights cannot be protected to the same degree as in normal times because it is necessary for the state to use all measures possible to protect a certain population. 

Explanation:

social status of early civilizations was based primarily on economic power.- true ( first choice)