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Welcome to the eGyanKosh resource page for Unit-12 Study Material, designed specifically for IGNOU students in 2025. Here, you will find a comprehensive collection of high-quality academic materials that are essential for mastering the concepts covered in this unit. With a focus on accessibility and ease of use, our platform offers free downloads of study materials, ensuring that you have the tools you need to excel in your studies. Whether you are preparing for exams or seeking to deepen your understanding of the subject, eGyanKosh is your go-to source for reliable and up-to-date educational resources. Dive into the materials and empower your learning journey today!