Suppose a greenhouse is to be constructed to keep plants warm in the winter. which material should be used for the windows of the greenhouse? material (a, b, c, or d) should be used because it will a. let the most solar radiation into the greenhouse. b. absorb radiation emitted by the sun while letting through most radiation from the interior of the greenhouse. c. absorb the most solar radiation. d. absorb radiation from the interior of the greenhouse while letting through most radiation from the sun.