Question

question 43
what is a magnetosphere?
the group of all the mutants who follow magneto
a region of space around a planet in which the planets magnetic field can trap charged particles, protecting the planet from the solar wind
the region in a planets atmosphere where aurorae occur
the uppermost layer of any planetary atmosphere
the region under a planets crust where molten metals convect heat & electricity

Explanation:

A magnetosphere is a region of space around a planet where its magnetic - field can trap charged particles, shielding the planet from the solar wind. It is not related to mutants following Magneto, the region of aurorae occurrence, the uppermost layer of the atmosphere, or the region under the crust with molten metals.

Answer:

a region of space around a planet in which the planet's magnetic field can trap charged particles, protecting the planet from the solar wind