च, हि, ना, सुद्धा, फक्त, देखील ही कोणती अव्यये आहेत ?

The correct answer is Option B (शब्दयोगी अव्यय).

Key Points:
• Postpositions (शब्दयोगी अव्यये) are indeclinables that attach to nouns, pronouns, or other words.
• Words such as च, ही, ना, सुद्धा, फक्त, मात्र, देखील are specifically classified as 'शुद्ध शब्दयोगी अव्यये' because they attach directly without causing base inflection (सामान्यरूप) to emphasize the preceding word.
• Option 2 (शब्दयोगी अव्यय).
• Grammatically, 'च, ही, ना, सुद्धा, फक्त, देखील' belong to the class of Postpositions (शुद्ध शब्दयोगी अव्यये).
• Key Takeaway: च, ही, सुद्धा, फक्त, and देखील are classified as शुद्ध शब्दयोगी अव्यये (postpositions).