what are the options? i will be able to .
answer; /////is not clearly and consistently imposed; ///////////
germany had to surrender all of its colonies as ln mandates, give alsace-lorraine back to france, demilitarize, and pay reparations for war damages. hence the buildup of anger leading to the powder keg germany became making it an easy target for manipulation (i.e. hitler) and leading to ww2
both were necessary skills during that time. they needed to know how to sail to get to distant trading spots, and when they got there, they needed to know the best way to trade for the most income.