What does a historian require in order to make a valid historical interpretation...
a. several possible claims to make about the event
b. primary or secondary sources related to the event
c. a well-defined thesis related to the event
d. an inference about what caused the event to occur
The correct answer is option B. "Primary or secondary sources related to the event". In order for a historian to make a valid historical interpretation, she or he must search for trustworthy information in the form of primary or secondary sources of the event. Historical events, especially ones that happened many centuries ago, require for strong evidence to support any interpretation of the historian.
the fighting words doctrine, in united states constitutional law, is a limitation to freedom of speech as protected by the first amendment to the united states constitution. in 1942, the u.s. supreme court established the doctrine by a 9–0 decision in chaplinsky v. new hampshire.