Which description could be used to classify the modernism artistic style? used traditional artistic methods
abandoned past styles and conventions
was inspired by the countryside and landscapes
was influenced by music of the Harlem Renaissance

abandoned past styles and conventions

Explanation:

The earlier development of modernism style was derived from the rejection of conforming to conservative values.  Rather than strictly following the footsteps of past artists, modernist Artists wanted to express their artistic vision into a newer medium that could represent them.

At first, These new modern medium were objects of mockery in Artistic communities. But it's gradually gained its popularity until eventually modernism became the dominant idea of art in 1960s.

your answer is c i hope that