A trickster in world mythology is

a) Sedna
b) Loki
c) Amaterasu
d) All of the above

d) All of the above

The correct answer is b) Loki. Loki is a trickster figure in Norse mythology, known for his mischievous and sometimes malicious behavior. He often plays pranks on the gods and uses his cunning to cause trouble. Sedna is an Inuit goddess associated with the sea and marine animals in Inuit mythology. Amaterasu is a Japanese sun goddess in Shinto mythology. So, options a) Sedna and c) Amaterasu are not trickster figures in world mythology. Therefore, the correct answer is b) Loki.