Age of Moorish culture in the 9th and 10th centuries, foreign students came to Córdoba to study ... a) Latin
b) medicine
c) architecture
d) philosophy

I believe the answer is D.  ( philosophy)

Explanation:

I hope this is right!

b

Explanation:

please mark brainiest

one of the negative side effects were the economic losses the events of september 11th caused. many, many people lost their jobs as a result of a downturn in the economy after the terrorist attacks.

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.