Measuring Whether Legitimacy Is Gaining or Declining or How a President's

Measuring whether legitimacy is gaining or declining or how a president's popular support changes is exemplary of how political culture and public opinion surveys might overlap insofar as __________.

A) neither tends to keep track of responses over time
B) neither tends to go beyond quantified data
C) both may wish to go beyond quantified data
D) both may wish to keep track of responses over time.