In your opinion, what was the most important Muslim scientific achievement? Why?

In my opinion the astrolabe is the move important scientific achievement because it helped the Muslims see where the Earth was and helped make maps to trade with other places and explore.

Explanation:

its c not d   tell me if that´s correct

according to the map, most industrialization in europe occurred in the northwest.

the production of coal and lignite deposits was profitable throughout western europe.

the building of railroads transport goods throughout europe.

according to the map, the population trend indicates that more people are moving into cities.

northwest

coal and lignite depostis

railroads

cities