What did Muslim scholars improve to aid sea travel? algebra
the astrolabe
the camera obscura
geometric design

Acustomer uses goods and services to ?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons

Which political organization lobbied government officials to control the immigrant population