Which of the following curriculum development models comes under the non-technical, non-scientific model?

The Open Classroom model is the non-technical, non-scientific model here.

Taba's model is a technical, scientific curriculum model.

Hunkins' Development model is a technical, scientific model.

Goodlad's model is a technical, scientific model.

The Open Classroom model is learner-centred and flexible.

Non-technical models value experience and interaction over fixed procedure.