Answer:
Black and textured material would be best to accomplish this task
Explanation:
There are varied window shades being used by window treatment companies these days to maintain optimal temperature within house and also provide the privacy as well as decorum to the house.
Material that is black and textured will best accomplish the task of absorbing solar energy to the maximum and keeping the house warm accordingly. the black color absorbs heat whereas the textured surface does not reflect sunlight as does a smooth surface.
