Concept:The acronym TBLT stands for an approach where learners acquire a second language by performing meaningful tasks.
Explanation:TBLT expands to Task-Based Language Teaching.
It focuses on using real-world tasks to develop all language skills – reading, writing, listening, and speaking.
This method is built on principles like scaffolding, active learning, and integration, as outlined by David Nunan.
Thus, TBLT is not about textbooks or tools, but about learning through tasks.
Answer:Option D: Task-Based Language Teaching