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The correct answers are A) prophetic dreams, B) murder, and D) revenge.
The plot elements that are characteristic of Seneca’s plays are prophetic dreams, murder, and revenge.
Lucius Seneca (4 BC-66 AD) was a Roman writer and philosopher. His most famous literary work are tragedies. His stories contain drama, murder, revenge. prophetic dreams, grief, and anger. He thought that uncontrolled human passions derived in madness and self-destruction, considering faith as an oppressive force of life.
prophetic dreams, murder, and revenge
Most of his plays are in fact tragedies, where murderous intents lead to actual killings due to the desire for revenge. Prophetic dreams usually showed characters what is going to happen and who has to die. There was no room for love triangles in Seneca's plays.