PLEASE HELP WITH HISTORY if anyone has the essay for this question Explain to what extent the United States of America was unsuccessful in containing the spread of communism in Vietnam in the period of 1965 to 1975?​

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.

Space is not completely empty. there are small particles in space. what happens when these particles come together?

What does the quote describe? “the closeness of the place, and the heat of the climate, added to the number in the ship, which was so crowded that each had scarcely room to turn himself, almost suffocated us….the shrieks of the women, and the groans of the dying, rendered the whole a scene of horror almost inconceivable.”