The passage was most probably written ______.

A．it is easy to figure out in advance what will happen
B．it is difficult to figure out in advance what will happen
C．only professions can figure out in advance what will happen
D．very few professionals can figure out in advance what will happen

A．Prediction should be accurate.
B．Professions sometimes sound like high-school students.
C．There have been some big mistakes in economic forecasting.
D．Predictions about future would always be subject to significant errors.