"on page 744, according to bernstein, what specific predictions in the "communist manifesto" failed to materialize?

According to Bernstein, the specific prediction in the "Communist Manifesto" that failed to materialize is the prediction about the “coming”. This is also the common prediction of the millennialism that also failed to materialize. This is an old prediction in which many people believe but it did not happen yet.

To be honest i thinks its between the first answer and the third answer