Determine what country or countries was/were most responsible for the outbreak of the First World War. The choices are Russia, Serbia, France, Great Britain, Germany, and Austria. NO TROLLS PLS

France & Russia

great Britain.

because I said so

aliens are not real, the myth was created about 700 years ago because people found markings in the field of their crops. also, no there were no aliens on the moon.

hope this ! give brainliest!