A recurrent bilateral conjunctivitis occurring with the onset of hot weather in young boys with symptoms of burning, itching, and lacrimation with polygonal raised areas in the palpebral conjunctiva is –
Information in this question are :-

Recurrent bilateral conjunctivitis
In hot weather
Burning, itching & lacrimation
Polygonal raised area on palpebral conjunctiva

Diagnosis is vernal keratoconjunctivitis.
Trachoma
Phlyctenular conjunctivitis
Mucopurulent conjunctivitis
Vernal kerato conjunctivitis