What is the term for instrumental music that is not based on a text or any

All of the following statements apply to Bartók's Music for Strings, Percussion, and Celesta EXCEPT?

a) the first movement contains a fugue b) it is atonal throughout c) the third movement is an example of arch form d) all four movements are thematically unified

In the 1950s, ________ jazz offered a more subdued style with lyrical melodies, using instruments not commonly associated with jazz.

A. sweet B. free C. blues D. cool