According to Gheranda, which of the following are the appropriate āsanas for Nādishodhana?
\[
\text{A. A carpet made of cotton}
\]
\[
\text{B. Kushāsana}
\]
\[
\text{C. Blanket}
\]
\[
\text{D. Rubber mate}
\]
\[
\text{E. Vyaghrachharma}
\]
Choose the correct answer from the options given below: