Sentence 1: Archaeologists are still debating about the exact chronology of certain Egyptian dynasties and individual rulers, however, general agreement exists on the division of history into set phases, giving a name to each.

Sentence 2: Archeologists have uncovered all the secrets of the Egyptian dynasties, down to the exact chronology of individual rulers.
Select from the following. a). yes; b). it is not possible to tell; c). no;
Is this second sentence entailed by the first sentence?
c).