Which one of the following is a correct statement about a textbook ? 

Textbook is a tool to be used in the teaching-learning process to facilitate effective and meaningful learning.Key Points 

• A textbook is the primary operational concrete tool used to implement a syllabus. It provides structured information based on the syllabus and is a guide for both teachers and students.
• Textbooks play a critical role in achieving the objectives laid down in the curriculum by providing organized, relevant, and comprehensive information aligned with the curriculum's goals.
• Textbooks, particularly those used for language or literature courses, often contain a variety of literature genres to expose students to diverse styles and forms of writing.

Hence, it is clear that 'It helps to achieve the objectives laid down in the curriculum' is a correct statement about a textbook.