Answer:
C. As the NASA website explains, the planet Venus is very hot.
Explanation:
Well, it makes sense. If it isn't C, then it is definitely A.. but I doubt that.
Answer: they were marks at particular heights over the words of the song
Explanation:
They told the singer what pitch to sing.
Answer:
Dogon Sculpture
Explanation:
These i do not know much about but i think it might be the Dogon Sculpture