Select all that apply. Early civilizations of the Indus Valley:

declined mainly due to natural disasters
had clever city planners
had strong central governments and were relatively sophisticated
had weak governments and strong armies
had thriving farms that allowed job specialization

Indus Valley:declined due to natural disasters and had the thriving farms which allowed job specialization.

Explanation:

The Indus Valley had declined due to climate or migration and had crops, to have crops you need to do a lot of work, so they had to split the jobs up amongst the people.

i think the answer is c

explanation:

c. print money only as needed

- "the most famous structure by far at saqqara is djoser's step pyramid. dating from the 3rd dynasty (2667—2448 bc), it was the first all-stone complex ever built on earth."

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