Kristof claims that ming china and Zheng he's voyages shows that the east was once "far ahead" of the west. What evidence does he use to support that claim?

a photo collage of women at work during world war 2

q1: artillery

q2: simon bolivar

q3:   their workers and farmers demanded a return to spanish rule.

q4: drafted new constitutions

q5: oligarchies have replaced monarchies

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.