Statement I – True:
Tyagaraja composed the Kovurī Pancharatnas, a set of five kritis dedicated to Lord Sundareswarar of Kovur, during his visit to the temple town. These compositions are revered for their melodic richness and lyrical devotion.
Statement II – True:
Tyagaraja also composed the Vibhakti Kritis, a unique set of 8 compositions based on the eight Sanskrit vibhaktis (grammatical cases). These compositions are addressed to Lord Rama and reflect grammatical creativity and poetic expression.
Since both statements are historically accurate and musically documented, the correct option is (A).