What do shifts in the american public opinion in the panama canal indicate about historical context

Hey there! It looks like you've asked a multiple question without providing your answer choices. Don't worry I found the choices. They are:
A. Historical context fluctuates somewhat, but rarely changes significantly with time.
B. Historical context changes immediately when people recognize their biases.
C. Historical context shifts significantly only during periods of crisis.
D. Historical context can change rapidly based on international political factors.
The correct answer is D. Politics greatly affect history.