In the Nineteenth Century What Did T

In the nineteenth century what did T. H. Huxley mean when he coined the term scientific naturalism?

A) Science is a natural discipline and theology is a supernatural discipline. They are correlated, but not the same
B) Science ought to never appeal to anything other than natural phenomena to explain scientific causation
C) The only things that exist are physical things, which is the purview of science
D) Huxley did not coin this, Steven Hawking did in the late twentieth century.