Answer:
The Indus River Valley Civilization, 3300-1300 BCE, also known as the Harappan Civilization, extended from modern-day northeast Afghanistan to Pakistan and northwest India.
Important innovations of this civilization include standardized weights and measures, seal carving, and metallurgy with copper, bronze, lead, and tin.
Little is understood about the Indus script, and as a result, little is known about the Indus River Valley Civilization’s institutions and systems of governance.
The civilization likely ended due to climate change and migration.
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
You did not mention any specific time in history, so we are going to assume that you are referring to the present moment.
The possible environmental hazards that were involved in crossing the ocean are the following. First, the oceanic currents, then the heavy storms and the huge weaves formed during storms in the sea. Bad weather is one of the most complicated things when sailing a ship in the ocean. Then, another hazard is thunder and lighting.
All of these hazards and environmental issues can affect the technology of the ship in the middle of the ocean. Navigation systems can be affected and communication systems can malfunction.
Spanish and European settlers bout decease and cattle
C. other planters because there population was big during those time