Step 1: Understanding the Concept:
Jain logic (Nyaya) and epistemology (Pramana-shastra) use a specific set of tools to analyze reality. These include the comprehensive means of knowledge (Pramana), partial viewpoints (Naya), and the seven-fold predication (Saptabhangi) to avoid one-sided extremism.
Step 2: Detailed Explanation:
1. Samvaya (A): In Jainism, Samvaya often refers to the coming together of causal conditions. It is frequently linked with Nimitta (II) (instrumental cause). For a result to happen, both the internal nature (Upadana) and the external conditions (Nimitta) must coincide (Samvaya).
2. Naya (B): Naya is a partial viewpoint. It is the practical method of viewing an object from one perspective for the sake of communication or Vyavahara (IV) (daily usage/practice). While Pramana gives total knowledge, Naya gives knowledge that is useful in practice.
3. Saptabhangi (C): This is the seven-fold predication. One of its most important and unique predications is Avaktavyam (I) (Indescribable). This occurs when one tries to state the existence and non-existence of a thing simultaneously, which is impossible in words.
4. Pramana (D): Pramana is valid, comprehensive knowledge. Unlike Naya, which is partial, Pramana provides a Vishad-jnana (III) (detailed, clear, and comprehensive knowledge) of the object with all its attributes. In some contexts, Pratyaksha (direct perception) is called Vishad.
The correct mapping is A-II, B-IV, C-I, and D-III.
Step 3: Final Answer:
Samvaya is Nimitta, Naya relates to Vyavahara, Saptabhangi involves Avaktavyam, and Pramana is Vishad-jnana.