They get to do everything they denied themselves in this life. Everything they denied themselves in Gods name.
NO.
That's sort of like saying what people think happens in American after death. Mexico has no defined religion so therefore no 1 afterlife.
In ancient Rome. I don't think this happens anymore.
Yes, all Christians believe when you die; your soul goes to heaven or hell.
they enter the afterlife
The Underworld of the Greeks is called Hades, and from it Hell of the Christians was brought about.
Christian's reach heaven by believing in Jesus Christ and repenting of their sins.
Jesus was sent to be crucified. Even though Jesus died on the cross, he came back, also known as the resurrection. (Learn more about it in the Passion of the Christ)
The ancient Egyptian belived in afterlife. And that was why the mummified the dead in preparation for this.
There are many beliefs about what happens to the soul in afterlife for example Christians believe that the soul should remain at rest undisturbed with Christ. So it depends on your religion and beliefs if you can talk to the dead or not. Scientifically no it is not possible to talk to the dead
the judgement of the heart if the person should have a afterlife or not have one
It is the only rational conclusion you can come to. Belief in an afterlife is just a fear of dying. While nothing can be proven one way or another about what if anything happens after you die, logic says nothing happens. This is it.