[ChildOfThe60s]

When my daughter was in high school she told us of one class where the students were so dumb that all the tests were open book. Unfortunately, the majority of the kids still flunked the tests.

[Chgogal]

Well, you do have to know which book to open and where the to find the detailed answers for the detailed questions. If you don't know that time is your enemy and “time” is vicious.