As a society becomes more complex and organized, why is there an increased need for codes of law?

In small, simple societies, everyone knows everybody else. Moreover, people are often related to each other by bonds of blood. Therefore, conflict does not arise as easily and it is dealt with in a swift way. However, as societies grow, conflict becomes more complex. Moreover, this often includes strangers who might have very different opinions about the best way to act. Therefore, a code of law ensures that these situations are solved in a fair and peaceful way.

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explanation:

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.