What is the main reason that active citizens need to understand governmental organization?

The active role of citizens means greater participation of citizens which checks whether a government is performing its duties or not. The more citizens of a country understand the government organization the more would be the accountability of the government. It also pressurize the government to make policies for the betterment of society.

the three roles stated in the dialogue develop the siblings' personalities.

lloyd's personality looks like a trademarketer

dana's personality is afraid from lloyd's behavior and the oldest sister is a decided person who tries to solve any conflict

the first forms of writing came from them in the form of pictographs around 3100 bc.