Heracles' twelve tasks are the result of

A. Hera's jealous punishment of Zeus.

B. Apollo's decree that he must atone for murdering his wife and children.

C. the rule of King Eurystheus.

D. his boast that he was the greatest hero.

B

the penalty imposed by the oracle of Delphi to the hero Heracles (in, for the murder of his family. These tasks were to exceed the strength of one man. Heracles had to perform ten such works, but the two were not included, so the final number was twelve.