True , if I’m right please give me brainliest .
B. is the correct answer I took the test.
Answer:Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.
Explanation:
Answer:
an elite athlete acclimate to higher altitude they acquire more red blood cells which allows their blood to carry more oxygen when they compete at lower altitudes they get a natural boost to the muscles when additional oxygen is available
