How religious use works of art encourage and spread their beliefs

This medium typically is made of graphite, a crystalline form of carbon:

Why do you think crime scene photographers take pictures of rooms where the crime did not occur?

Prompt why do you think there is so much controversy over whether figures are allowed in islamic art? some say they are as long as it is not idolatry, while others say it is prohibited? what is your opinion on the subject? explain your answer.