What ethical issues did humanists struggle with during the italian renaissance?

Humanists struggled to find answers to man's fundamental questions and moral dilemmas that were based in human nature, rather than the divine.

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.