Answer:
Crusades affected Medieval Europe in various ways. One of them was to spread trade and knowledge in Europe.
Explanation:
This is what helped the European economy get strong while the feudalism was being destroyed. Crusades were organized by Christians from West Europe after centuries of wars for spreading Islam. The purpose of crusades was to stop the expansion of Muslim countries, the return of Christianity and territories that once belonged to the Christians.
Mostly because of the inexperience of the engineers who had been entrusted with the tasks as most of them were professional lawyers. the length of the canal also cast more shadow of doubt on the undertaking besides the lack of sophisticated equipment for the engineering works.
I think ethics refers to the code of moral principles and values that govern behaviors with respect to what is right and wrong.
All of the above. Haiti is located near a major fault zone, half of its population at the time lived in densely populated urban areas; their weak government, which is a remnant of colonial impact, is very poor for the same reason and therefore did not have buildings up to code regarding earthquakes.
Not sure about poor soil but it probably didn't help if that is true. Islands aren't exactly famous for a lot of quality soil (large amount of sand which is unstable).
I would say the answer is A. Dimitri made the modern periodic table, not chemical symbols, and generally compounds do not have the same properties, for example water which is made of 2 gases.