The mass production of books in the Song era led to the rapid spread of practical information, including which specific subjects ?

Military strategies and weapon designs

Fictional novels and popular poetry

Imperial decrees and court gossip

Agricultural guides and medical texts

Besides increasing literacy, how did woodblock printing directly contribute to the Song economy?

By creating thousands of new jobs for scribes and calligraphers.

By spreading agricultural guides that could improve crop yields.

By allowing for the mass production of government tax forms.

By printing detailed maps that made long-distance trade much safer.

It made personal savings easier for peasants.

It enabled more efficient large-scale trade.

It led to the immediate collapse of the barter system.

It decreased the value of precious metals like gold.

The invention of the magnetic compass

The establishment of public libraries

The perfection of woodblock printing

The creation of a simplified alphabet