Which of these would complete the diagram?

a.

the book of common prayer

b.

the petrarchan style sonnet

c.

the italian university system

d.

the gutenberg printing press
(pleas don't answer i got the answer at 1: 41 pm that was right after i sent this in. sorry ; p )

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.

- "bill clinton ( the 42nd u.s. president, served in office from by low unemployment, declining crime rates and a budget surplus. during clinton's second term, the u.s. economy was healthy, unemployment was low and the nation experienced a major technology boom and the rise of the internet."