I need help with 7,8,9,10

a drastic rise in oil prices ended decades of postwar.

depending on what kind of map for example a pltical maps works in many ways this iss how it works it shows the areas and places the democratics and the repbulcicans reside for example if   texas chooses trump for president there a republican state and if   califronia chooses hillary there a democratic state.

the correct answer would be a. i think tara will practice for her test because she realizes her mistake

hope i .

could i get brainliest.

either d or b, i'm not to sure. but my gut tells me it's prob going to be b