which describes hans oersteds work with electricity and magnetism? he discovered electromagnetic induction…

which describes hans oersteds work with electricity and magnetism? he discovered electromagnetic induction after seeing a compass needle deflected by a flowing electric current. he discovered electromagnetism after seeing a compass needle deflected by a flowing electric current. he discovered electromagnetic induction after seeing a changing magnetic field generate an electric current. he discovered electromagnetism after seeing a changing magnetic field generate an electric current.
Answer
Brief Explanations:
Hans Oersted discovered electromagnetism when he noticed a compass - needle deflected by a flowing electric current. Electromagnetic induction was discovered by Faraday.
Answer:
He discovered electromagnetism after seeing a compass needle deflected by a flowing electric current.