A Sabha Gana refers to a musical form that is performed in public concerts or sabhas. Among the options, Varnam is a prominent concert item and fits the category of Sabha Gana.
Varnam:
A structured composition showcasing both lyrical and swara passages.
Used as the opening item in concerts due to its scope for raga and laya exposition.
Combines aspects of both geetham and kriti in its depth.
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Explanation of Other Options:
(A) Geetham: A simple form used for beginners, not suited for sabha performance.
(C) Saralivarisai: Foundational exercises for vocal training.
(D) Alankaram: Exercises that teach different talas—educational, not performance-oriented.