Importance was placed on artistic
interpretation because the lyrics to the
Lieder were from
O new unheard texts
O older unknown sources
the composer's own pen
O pre-existing poetry that was often well known

Importance placed on artistic interpretation because the lyrics were from pre- existing poetry that was often well known.

Explanation:

Artistic interpretation is a way through which an art can be understood. An artist when conveys their artwork to the audience through various forms is known as art appreciation. An art can be appreciated through various perspectives. Importance was given to artistic interpretation because the lyrics that were used by the composers were from pre existing poetry that was often known. As a result due to art interpretation people came to know regarding the poems through the artist that is through the composer.