Which of the following is an advantage of solar power as a source of electricity?

a. it uses a free energy source that will not run out.
b. it is less expensive than most other kinds of fuel.
c. it works equally well in every kind of weather.
d. it depends on nontoxic materials for solar cells.

the correct answer is a.

the answer is "d"

(context) if you were to travel to the middle east and go into peoples homes there would be like 4 generations in there

(more context) i'm pretty sure in the middle east they take loyalty and family bonds very serious

(last bit of context) i'm also positive that extended families are most commonly found in urban areas

they were destroyed coming out of the civil war but after he war they were booming. if you need an in-depth answer follow up with me  

down below