A current of electricity flowing through a wire will create an) electrical field.
*
magnetic field.

gravitational field.

the solar system used to have much dust particles option no d

i'm pretty sure it is letter c.) car

the answer would be a

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.