One of the reasons it is difficult to prevent it a financial crisis is because it is difficult to ascertain the presence of an asset bubble. This statement is best described as:

A. false, because it is the presence of a credit bubble that must be determined.

B. true because market participants would likely disagree about the asset's fundamental value.

C. false because it is not difficult to prevent financial crises.

D. true because market participants would likely disagree about the assets market value.