Final answer:
The primary focus of the portfolio work project is to develop a writing portfolio that showcases growth and achievement as a writer.
Step-by-step explanation:
The primary focus of the portfolio work project that provides practice with professional writing expectations and motivating others through storytelling is to develop a writing portfolio that showcases growth and achievement as a writer. The portfolio not only includes writing artifacts but also allows for reflection on the process of composing those artifacts. Through multiple drafts and reflective tasks, students can demonstrate their development as a writer and their ability to apply correct genre conventions, shift in voice and tone, and give and act on productive feedback.