Which dynasty became known as the bronze age of china because it focused on bronze artwork?

The energy applied to cause vibration can be in the form of air pressure a stick, bow, or electricity. true or fasle

Why did the pilgrimage churches undergo large scale building projects? a. to accommodate the rising number of visitors b. to provide a clearer path for communion c. to appear more like a cross d. none of the above

What does bts stand for? what is the importance of bts? who first started it?