Explanation:
♤decay of radioactive elements
♤ leftover heat from planetary formation
♤heat released as the liquid outer core solidifies near its boundary with the inner core.
I think it’s 4. The spinning of the core producing the Earth’s magnetic field.
<span>The influx of the products made in the United Kingdom will boost the economy of the United Kingdom. The value of pound will thus increase, and the pound will appreciate and recover in comparison to the USD.</span>
Only Hindu in India are governed by the caste system