I would say that the answer is A, handout.
Dense materials, charged with heat is the answer
Are you talking about War of the Worlds by H.G Wells
Sugauli Treaty.
The Rise of the Ranas.
The End of the Kingdom.
I don't know if you have a specific word bank, but i would call this an "object-action" or "object-function" analogy. the object is the plankton, and plankton's action is to drift. the object is the bird, and birds fly.