A controversial plan proposed to reduce the effects of climate change involves the injection of aerosols into the upper atmosphere to reflect more sunlight back into space. This, and plans like it, is one of the methods behind ______.

Political scientist Harold Lasswell defined politics as ___

Fill in the blank(s) with the appropriate word(s).

To insulate one house of Congress from popular pressures and make it a seat of deliberation and reflection, the framers of the Constitution set the terms of the members of the Senate at __________.

A. four years, with one-third of the seats up for election in each two-year election cycle B. four years, with two-thirds of the seats up for election in each two-year election cycle C. six years, with one-third of the seats up for election in each two-year election cycle D. six years, with two-thirds of the seats up for election in each two-year election cycle