6. factories operating twenty-four hours out of the day was due to the revolutionary invention of the

the anwser is a) to prevent military conflict

im not sure on this one

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.

gender discrimination race discrimination hard