So, which one is right?
They can't ALL be correct, because they each conflict in dogma with the others.
Of course they can all be right as well as all be wrong.
What you may mean is that they cannot all be 100% right. That is likely true, but it is also irrelevant.
As a human, we are expected to examine beliefs, test those beliefs against reason and reality. We should not blindly accept that which reason or reality shows to be false.
A religion may well get most things right, some things wrong. That does not make the religion false, anymore than one wrong answer on a test means all of the answers were wrong.
Aslan is not a
Tame Lion