This connects to religion because the cross is a very big Christian symbol world wide.

This connects to adherent because is she is praying to the particular god that she follows.

This connects to tenet because tenet is a lot like a rule that you follow or do.

This connects to monotheism because this is Jesus which is God's son and god is one god that christians follow.

This connects to polytheism because in the picture there are many different Gods.

This connects to atheism because the person who put this sign up obviously doesn't believe in religion or GODS.

This picture connects to theism because he is praying to Gods, so he obviously believes in them.