Postive effects could be that it brings people together, gives them a community for supporting each other, focuses their attention on God. It provides a moral framework, comfort for those in need, the promise of an afterlife... and so on.
Negative effects are that the different religions can be seen to inspire conflict in the world, some might say that they focus people too much on religious things rather than on day to day things (so you lose the plot basically!).
Answer:
You should rewrite this as it may have some plagirism
Explanation:
The art category for this image is cave art. This art was back in the stone age when men where doing drawings of the animals they saw. The french archaeologist Henri Breuil did this drawing in 1915 to show the environment and the life of art for men of the stone age. This drawing was published by the American paleontologist Henry Fairfield Osbom.