Answer:
Core.
Explanation:
The core is magnetic and is the cause of the Poles and the magnetosphere.
Power is a function of voltage times the volume of electrons (current). Power is the ability to do work and is measured in Watts. The higher the voltage the more power you have with the same current.
Mexico City, Mexico.
Guatemala City, Guatemala.
Belmopan, Belize.
Tegucigalpa, Honduras.
San Salvador, El Salvador.
San José, Costa Rica.
Managua, Nicaragua.
Panama City, Panama.