The Alapana in Carnatic music is equivalent to which part in Hindustani music?

The correct option is Alap.

Step-by-Step Explanation:

1. Understanding Alapana in Carnatic Music:
In Carnatic classical music, Alapana (or Raga Alapana) is a form of melodic improvisation. It is performed in a free-rhythm (non-metrical) style, without any rhythmic accompaniment (tala) or lyrical text. Its primary purpose is to introduce and explore the characteristics, moods, and nuances of a specific raga, establishing its identity before the main composition is sung or played.

2. Comparing with Hindustani Music:
Hindustani classical music has an equivalent improvisational section called the Alap. Just like the Carnatic Alapana, the Hindustani Alap is a slow, rhythm-free, and lyrics-free improvisation performed at the beginning of a performance to systematically unfold the structure and personality of the raga.

3. Analyzing the Other Options:
- Taan: This is a Hindustani technique involving rapid melodic patterns sung at a fast tempo, usually in the later part of a performance.
- Bandish: This refers to a fixed, structured vocal or instrumental composition in Hindustani music, set to a specific raga and tala (rhythm cycle). It is not an unstructured improvisation.
- Sargam: This is the singing of notes using their solfege names (Sa, Re, Ga, Ma, Pa, Dha, Ni) rather than syllables or vowels.

Therefore, the direct equivalent of Carnatic music's Alapana is the Hindustani music's Alap.