logos is using logic so it could be that, and ethos is using a character or tries to convince you of its credibility so that is another option. Decide if their trying to appeal to credibility or if the statistic is more important.
At the time when John F Kennedy delivered his inaugural address the US and the US were locked in the cold war and people were concerned that the world might be destroyed by nuclear weapons.
Science fiction is indeed <span>fantasy that is based on scientific fact.
So it is TRUE.</span>
