<span>The answer is letter B. B. The environmental
protection</span>
movement was supported by public.. .
Nixon was last to react on making environmental laws,
however, because of the awareness made through the Earth Day in the US, the
president was encouraged because of the response of the first Earth Day
Celebration.
It's mostly because the materials used when building the Pyramids of Egypt were stone, whereas the materials used during the building of the Ziggurats of Mesopotamia were mud bricks.
Answer:
C
Explanation:
I might be wrong but reply back if I was right. :P
