Flared squares (Flare-up) is the damage symptoms of

✅ Explanation: Earias vitella (spotted bollworm) is known for causing "flared squares" or "flare-up" damage in cotton. This damage is characterized by the squares (flower buds) turning yellow and flaring open prematurely due to the larvae feeding inside.

📌 Other Options Explanations:
-Helicoverpa armigera (cotton bollworm/American bollworm): Bores into bolls and feeds on the developing seeds.
-Pectinophora gossypiella (pink bollworm): Bores into bolls and feeds on the seeds, causing "rosetted blooms."