I think it is B
Sorry if it wrong
Answer:
no ggensjbegekebhrjbegeihgei don't mind that pls
This would be D, alliteration. This is because the sentences repeat the same sound in similar words that mean similar things.
Answer:
heat from the decay of radioactive elements.
frictional heating, caused by denser core material sinking to the center of the planet
Explanation: