Which Alankar (figure of speech) is used in the term 'Kunj-Tarunya' (कुंज-तारुण्य)?

Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R): Assertion (A): Alankar (figure of speech) enhances the aesthetic beauty of poetry. Reason (R): It renders both words and their meanings attractive. Choose the correct answer from the options given below:

'Anupras, Yamak, and Shlesh' belong to which category of Alankar (figure of speech)?