Which of these beliefs most closely relates to humanism? belief in the importance of old ideas
belief in the authority of government
belief in the worth of the individual
Obelief in the strength of city-states

belief in the worth of the individual

Explanation:

From the available options, the beliefs most closely relate to humanism is "belief in the worth of the individual."

This is because Humanism is the philosophical belief that promotes the interest, dignity, value, and worth of human beings, both individually and as a group. Often, it means human values are more important than other beliefs such as religious beliefs.

Hence, in this case, the correct answer is "belief in the worth of the individual."

demand is the need and oportunity to buy a given good or service.