Answer:Option D.
Personification.
Explanation:
Personification is a type of figure of speech that refers to attributing or comparing human characteristics to something that is not human.
From the question, We two have come floating by the twin currents of love -.
The Twin there is human characteristics or nature,which refers to two offsprings of human given birth to at the same time and the currents of love is something that is non human. It's not an human nature.
Therefore, it is personification.
