If Wonder Woman is just human how was she born with superhuman powers? Those things are mutually exclusive.
> All Themyscirian Amazons possess various degrees of superhuman strength, speed, stamina and extraordinarily acute senses and the ability to glide on aircurrents. ... Themyscirian Amazons also possess immortality that allows them to live indefinitely in a youthful form.... Themyscirian Amazons also possess the ability to relieve their bodies of physical injury and toxins by becoming one with the Earth's soil and then reforming their bodies whole again.
> All Themyscirian Amazons possess various degrees of superhuman strength, speed, stamina and extraordinarily acute senses and the ability to glide on aircurrents. ... Themyscirian Amazons also possess immortality that allows them to live indefinitely in a youthful form.... Themyscirian Amazons also possess the ability to relieve their bodies of physical injury and toxins by becoming one with the Earth's soil and then reforming their bodies whole again.