Maria has a history project to complete. First, she makes a list of the events that relate to her topic. She decides which ones are the most interesting and then creates several sample outlines, each with a different combination of events. She then researches all of the events at the library and on her computer. Last, she selects the outline that will work best, given the information she was able to find on particular topics and how interesting each one was, and revises it if necessary. Now she is ready to begin writing. According to Jerome Kagan, Maria exhibits which of the following?