Explain the decorative \(\textit{anga}\ \textit{Chittaswara}.\)
Explain the terms \(\textit{Arudi}\) and \(\textit{Eduppu}. \)
Write four decorative \(\textit{anga}\) names used in Carnatic music such as Swarasahitya, Chittaswara, Swarakshara, Sollukattuswara, Madyamakala Sahityam, etc