Match each invention with its effects on the age of exploration.
astrolabe
compass
gunpowder
rudder
sailors determine direction at sea
gave sailors a better way to steer their ships
allowed sailors to use the positions of the sun and stars for navigation
used by sailors to defend their ships against pirates

d

explanation:

i believe out of the choices it is a.

the effects of the french revolution had a major impact on france and europe, which influenced and transformed these countries. about.com explains that the effects of the french revolution resulted in an established democratic institution, elections, constitutions and a modern government. these effects changed laws and the hierarchy of power.

according to about.com, the long-term effects of the french revolution were profound on humanity and society. the effects of the french revolution secured political and economic gains for the lower class. the french revolution shaped politics, religion and beliefs. it developed liberalism and eliminated traditional laws. the effects included counter-reaction tactics, which defeated napoleon and produced totalitarianism ideals.