Odoacer I think, Im not entirely sure
Answer: In 1884, fourteen European nations met in Berlin, Germany to make decisions about dividing Africa. And guess who was not invited to the meeting-- the African people. There was no political leader, no delegate, nor ambassador from Africa at the Berlin Conference. It was not even considered.
Explanation: This should help you.
Answer:
There are 3 main reasons.
1. heat from when the planet formed and accreted, which has not yet been lost.
2. frictional heating, caused by denser core material sinking into the center of the planet.
3. heat from the decay of radioactive elements.
I hope my answer helped!