What features made Texas attractive for military bases?

Which of the following scenarios illustrates the cultural impact of expanded regional trade for postclassical civilizations? o a. the byzantine empire rises in place of the roman empire. o b. an islamic scholar attends a university in his hometown. o c. internal disputes weaken a large african empire. o d. an arabian sultan wears a robe made from chinese silk.

What new concept did the the american revolution introduce into the world

Aclaim about history is most likely not valid if it has which of these characteristics?