Who were the children of Styx that assisted Hephaestus in chaining Prometheus?

The children of Styx who assisted Hephaestus in chaining Prometheus were Kratos and Bia. In Greek mythology, Styx is often associated with the river Styx that separates the living from the dead, while her children Kratos (Strength) and Bia (Force) were embodiments of strength and might. When Prometheus defied Zeus by stealing fire for humanity, he was punished by being chained to a rock, where an eagle would eat his liver each day. Hephaestus, the god of blacksmiths and artisans, was the one tasked with the actual chaining, and he was aided in this task by Kratos and Bia, emphasizing their roles as forces of power and enforcement in the mythological narrative.

The other choices represent figures that have different roles in mythology: Thanatos (Death) and Hypnos (Sleep) are the personifications of death and sleep respectively; Erebos and Nyx are deities associated with darkness and the night; and Hecate is a goddess of magic and the underworld, while Persephone is linked with spring and the cycle of life and death. None of these figures participated in the chaining of Prometheus, thus clarifying why they do not fit the context of