The metaphysical belief system that developed during the Song dynasty is called __________.

Which of the following genres is named after the drug LSD, and attempts to create non-musical sensations?

A. heavy metal. B. cu-bop. C. funk. D. acid rock or psychedelic rock.

Monumental tombs were virtually unknown in the ________.

a. Late Islamic period b. Post-Islamic period c. Middle Islamic period d. Early Islamic period