The Clinton Riot resulted from? an effort by federal troops to stop KKK activities.

an effort by white supremacists to disrupt a Republican rally.

an attempt by armed citizens to remove officials from office.

an attack on a Democratic rally by armed African Americans.​

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.