Concept:Process writing emphasizes writing as a step-by-step developmental activity that builds from basic elements to a finished piece.Explanation:In a process writing approach, writers start with simple tasks like brainstorming ideas. They then move to drafting, revising, and editing. Each stage refines the work further. This method builds complexity gradually, from foundational skills to polished writing. It treats writing as a growing process, not a single step. Therefore, it aligns with a bottom-up strategy, where learning proceeds from smaller components to larger, more complete structures.Answer:C. bottom up approach