**Admin note: For the community to better assist you, please include PrepTest number, section number and question number in the following format: "PT#.S#.Q# - brief description of question"**
... (the one about the professor's travel plans) in a drill ... don't know why it's right or why the other ... use the format of "PT#.S#.Q# - [brief description of question ...
**Admin Note: Please use the format: "PT#.S#.Q# - brief description of the question. Also, for the community to better assist you, please describe your question thoroughly.**