<span>d. A rubric always has an example of a scored writing assignment attached.</span>
The author clearly states how violent Hitler was and how bad of a person he was in the following section from paragraph 1: "Before and during World War II, he promoted racist ideas and ordered the murder of millions of ethnic minorities, especially Jews. He rose to power during a time of crisis in Germany, and his cruel, violent legacy is often seen as a warning to the rest of the world of what can happen when someone is too obsessed with national pride and racial superiority.
C. Have, plural. This is because ducks is plural so you would use the plural of has, which is have.