In confirmation of __,when the group gathers for a previously scheduled 2:00 to 4:00 PM meeting,members manage to discuss,debate,and complain about various issues right up until 3:59.

A) the risky-shift phenomenon
B) Parkinson's law
C) shared mental model
D) sins of omission model
E) shared information bias

Parkinson's Law

The adage that "work expands so as to fill the time available for its completion," suggesting that the time required to complete a task will stretch to the allocated timeframe.

Risky-shift Phenomenon

The tendency for a group to make riskier decisions collectively than its members would make individually.