According to the textbook, cosmopolitanism states that there is a "moral sphere" that transcends national or cultural boundaries, and hence that moral obligations are global in scope.
True / False.
Based on the information provided within the question it can be said that the statement made by cosmopolitanism is completely true. This is because a "moral sphere" is defined as a sphere in which all individuals inside can be treated with openness and are allowed the pursuit of happiness and purpose. Thus transcending national or cultural boundaries in a way that all are open to the other individuals choices.
