Answer: inner core
The inner core is the deepest and hottest layer of the Earth. It is made almost entirely of metal—mostly iron and, while extremely hot (9,000-13,000 degrees Fahrenheit--or 5,000-7,000 C), it is solid. It's almost 750 miles thick! Next the outer core is made mostly of iron and nickel.
Explanation:
Answer:
C: Slow down and yield the right-of-way
Explanation:
Yield means let other road users go first. A yield sign assigns the right-of-way to traffic in certain intersections. If you see a yield sign ahead, be prepared to let other drivers crossing your road take the right-of-way.
It must be fitted with guards and Safety switches