Opportunity cost indicates what must be given up to obtain something that is desired.
Answer:
no.1 it is a minor change or addition designed to improve a text, piece of legislation, etc.
6 It is based on the verb to amend, which means to change for better. Amendments can add, remove, or update parts of these agreements. They are often used when it is better to change the document than to write a new one.
Answer:
"The Aztecs, Mayans and ancient Egyptians were three very different civilizations with one very large similarity: pyramids"
Explanation:
Lol I don't know but I found this article:
https://www.psu.edu/news/research/story/probing-question-how-were-egyptian-pyramids-built/
Sorry I couldn't help <3