Earth's magnetic poles
A) are fixed.
B) are migrating approximately 50 km (30 mi) per year.
C) are perfectly aligned with Earth's axis.
D) are misaligned from Earth's axis by 23.5 degrees

Respuesta :

Answer: B

Explanation:

i looked up the question and found a copy of the textbook it had that listed as the answer..

B. Are migrating approximately 50 km (30 mi) per year.