When conducting research for forming a hypothesis, which practice should historians follow? A.
Apply contemporary standards to the people and institutions of historical eras.
B.
Be open to the idea that the hypothesis might be wrong.
C.
Use arguments only for opening up a debate on the subject.
D.
Only consult sources that will prove that the hypothesis is correct.
E.
Build a historical argument based solely on ideology.

ANSWER- Be open to the idea that the hypothesis might be wrong.