The appropriate choice for the non-event is ...
... A. The costs of sewing machines began to increase.
_____
Interchangeable parts generally reduce costs and increase demand (and production).
Answer:
I saw this question on my recent test
B. Both were common governments for early river valley civilizations.
This was my answer and Got it right. Hope This helps you! :0) lol
25% of Africa are deserts!
I hope this helps;)
Answer:
1, 3 and 5 are true.
Explanation:
A smaller planet doesn't have the gravity to hold and atmosphere (with oxygen) or water. A larger earth would hold a thicker atmosphere, which would contain more ammonia and methane.
