Kumari Lalitha was an eminent Carnatic vocalist. She was renowned for her exceptional talent and mastery in the field of classical Indian music. Her contribution to the Carnatic music industry is highly regarded and she has left an indelible mark on the art form.

Here are the details explaining why the correct answer is option 'A':

1. Eminent Carnatic vocalist:
- Kumari Lalitha was an accomplished Carnatic vocalist who gained recognition and fame for her exceptional talent in the field.
- Carnatic music is a traditional form of Indian classical music that originated in the southern part of India. It is known for its intricate melodies, rhythmic patterns, and improvisation techniques.
- Kumari Lalitha specialized in singing Carnatic music and was trained rigorously in this art form from a young age.

2. Contributions to Carnatic music:
- Kumari Lalitha's performances were characterized by her beautiful voice, impeccable technique, and deep understanding of the intricacies of Carnatic music.
- She had a vast repertoire of compositions and was known for her ability to bring out the essence and emotion of each piece she sang.
- Kumari Lalitha's renditions were marked by her command over the various elements of Carnatic music, such as raga (melodic framework), tala (rhythmic cycle), and bhava (emotional expression).

3. Recognition and accolades:
- Kumari Lalitha's talent and dedication to her craft earned her numerous accolades throughout her career.
- She received prestigious awards and titles, including the Sangeet Natak Akademi Award, Padma Shri, and Kalaimamani Award, among others.
- Her performances were highly appreciated by audiences and critics alike, and she was regarded as one of the leading exponents of Carnatic music.

In conclusion, Kumari Lalitha was an eminent Carnatic vocalist who made significant contributions to the field of classical Indian music. Her exceptional talent, deep understanding of the art form, and numerous accolades have solidified her position as one of the most celebrated Carnatic vocalists of her time.