This is because of social standings and power struggles. Social class alludes to a gathering of individuals with comparative levels of riches, impact, and status. Sociologists regularly utilize three strategies to decide social class: The target technique measures and breaks down "hard" actualities. The subjective strategy solicits individuals what they think of themselves.
Giving different branches different powers
The reason for this is that part of Namibia is taken up by the Namib desert, and also elsewhere Namibia suffers a lack of water, and it is one of the driest places in Africa. In some areas of Namibia ground water is for example available only during some and not all months of the year.
They did this so there would be no ruler such as a king. This way the people get a word in then future of the nation instead of one person. They also made different branches of government to make sure no person has too much power.
Identity is a set of acttitudes and characteristics that differentiate us from other people, identity begins to form inside the family nucleus and is determined mainly by the environment in which the individual develops, then adolescence shows up and society comes into play, there we adopt other values and even modify some of our own, the society in which we develop will tell us which values are more accepted than others, but when we reach adulthood, we are a little more capable of determining what we accept and what we don´t, but our identity has already formed.