Final answer:
The Nolan chart is a model of the political spectrum based on freedom, categorizing ideologies based on their stance on personal freedoms and government control. So, the correct answer is option b.
Step-by-step explanation:
The Nolan chart is a model of the political spectrum based on freedom. It categorizes political ideologies based on their stance on personal freedoms and government control. The chart places ideologies that prioritize government control over personal freedoms on the right side, whereas ideologies that prioritize equality and personal freedoms are on the left side. Moderate ideologies fall in the middle, trying to balance both extremes. So, the correct answer is option b.