Question 19 (Mandatory) (3 points) The event that triggered the Holocaust was called: Swastika Night Kristallnacht Anti-Semtism The Night of the Long Knives Question 20 (Mandatory) (3 points) This man demonstrated in 1905 that time travel into the future (but not the past) was theoretically possible. Nietzsche Einstein Freud HG Wells Question 21 (Mandatory (8 points) Ei oo