This study employed a three-phase design:

A course labeled “ABC DELF B2 VK” would likely emphasize order and accessibility, moving learners through stages with clear objectives and recurring practice:

Exam strategy: timing, task-dissection (what examiners expect at B2), rubric-driven self-assessment, and simulation tests.

Localization (VK): adaptation to learners’ needs — cultural references, likely exam administration details in their region, or language transfer issues specific to their L1.

While the abc delf b2 vk search gives you the core book, a smart learner uses VK for extras: