1. the import factor (Input) as a resource, or anything that is necessary to bring into the system and cause the work: students. Teacher materials and equipment budgets. Primary study on building technology, sutrotthan, etc.
1. Input (Input) or the needed resources to contribute to the system and cause the work, including students, teachers, materials, budget, building technology and curriculum.
1. Inputs (Input) as a resource or necessary to lead system and causing the work, including students, teachers, teacher. Material budget building technology curriculum.