Concept:Language assessment measures how well a learner can use a language in real-life situations.
Explanation:Assessment collects and uses data to improve learning.
It checks the learner's ability to communicate accurately and smoothly.
The focus is on practical language use, not just knowledge.
This is called language proficiency.
It includes vocabulary, grammar, and fluency for daily communication.
Answer:Language assessment aims at measuring the language proficiency of learners. (Option D)