Next, these citizens would need safety.
According to Maslow's hierarchy of needs, the need following the physiological needs (food, drinks, bodily needs) is safety. Given that these people have been taken care of in terms of their physiological needs, their safety would be the need to follow. It is then followed by love/belonging, esteem, and self-actualization in the end.
You're answer is going to be C
Revolution is the way something is growing throughout time. rotation is the when something is taken turbs throughout time