रॉबर्ट गैनिये के अधिगम पदानुक्रम (Hierarchy of Learning) में निम्नलिखित में से कौन सा सर्वोच्च स्तर है?

A teacher recognising diverse learning styles in her class is applying which of the following approaches?

Assertion (A): Skinner's Programmed Instruction is based on the principles of operant conditioning including immediate reinforcement and small steps. Reason (R): Programmed Instruction allows learners to progress at their own pace and receive immediate feedback on responses.