The Romantic tone poem was a highly structured form for orchestra is true of romantic form.
Option d
Explanation:
In ancient times music was a form of art which composers made to represent dance, poetry and education. Music just like poetry is meant to invoke emotions. Music and poetry both complement each other.
Poetry has distinct music devices such as assonance, alliteration while music employs evocative techniques such as harmony, rhythm repetition, etc. Tone poem is performed by an orchestra in continuous movement and it is meant to for the illustration of poems or short stories and other art forms.