Question

Which statement BEST describes the composition of Earth’s outer core and inner core.

A. The inner core hotter and liquid, and the outer core is cooler and solid.
B. The inner core is mostly solid iron; the outer core is mostly liquid nickel.
C. The inner core is cooler because it is solid, and the outer core is hotter and liquid.
D. The inner core is solid, while the outer core liquid.

Answer 1

The answer is A explination it is the correct one