Step 1: Understanding the Question:
The question identifies a core principle of Development Communication (DevCom) and asks for the scholar who popularized this definition.
Step 2: Detailed Explanation:
• 1. Definition of Development Communication: DevCom is the use of communication to facilitate social development. It focuses on using media and interpersonal channels to bring about positive behavioral and social change.
• 2. Contribution of Nora Quebral: Dr. Nora C. Quebral, an academic from the Philippines, is widely regarded as the "Mother of Development Communication." In 1971, she coined the term and provided its most influential definition.
• 3. The Core Concept: Quebral argued that communication for development is not a one-way street (mere dissemination). It must be purposeful, audience-centric, and focused on whether the information is actually received, understood, and 'utilized' to improve the quality of life.
• 4. Analysis of other names: Robert Chambers (Option C) and Neela Mukherjee (Option D) are famous for Participatory Rural Appraisal (PRA) techniques. Devesh Kishore (Option A) is a notable Indian expert in the field, but Quebral is the author of the specific "not just dissemination" philosophy.
• 5. Application: This principle ensures that extension messages are tailored to the local language, culture, and literacy levels of the target audience.
Step 4: Final Answer:
The concept was given by Nora Quebral.