B. All of these. The Anti-Federalists gave the Federalists trouble over all of the things listed above.
2016: February 15th
2017: February 20th
Answer:
Many historians believe the Indus civilisation collapsed because of changes to the geography and climate of the area. Movements in the Earth's crust (the outside layer) might have caused the Indus river to flood and change its direction.
The answer are choices 1, 3, 5
