onsists of textbooks for all major course areas, where, if at all, would you consider it advisable to deviate from the days-allocated formula and why?...

Considering that our product line consists of textbooks for all major course areas, where, if at all, would you consider it advisable to deviate from the days-allocated formula and why? I am not sure what it is asking to do..could you explain the question?days allocated(180 days)211161015149347201810