Which of the Following Is Not True of Industries in Fifteenth-Century

Which of the following is not true of industries in fifteenth-century Italy?

A) Italian cities expanded luxury industries involving precious stones and glassware.
B) New techniques for digging deeper mines helped spur the development of larger mining operations.
C) The Florentine woolen industry never recovered from the economic depression of the fourteenth century.
D) New skills in metalworking contributed to the development of more effective firearms.
E) Printing was among the new industries that grew dramatically in importance.