Featherback belongs to the family:

Correct option is D

Correct Answer: (d) Notopteridae
Explanation:
→ Featherbacks or knife fishes (Notopterus spp.) belong to Notopteridae.
→ Characterized by ribbon-like bodies and long anal fins.
Information Booster:
→ Widely cultured ornamental and food species.
→ Found in Indian and Southeast Asian freshwater systems.