Answer:
I think it's A " The train must be able to complete the trip in six hours "
It’s true due to the ph level in it
This would negatively impact the native bird species and the fish population as well as any other underwater species such as smaller fish and algae as they may have overgrowth and could even become an invasive native species over time because the food chain would be disrupted. The native bird species wouldn’t have much food supply and would either die off or migrate to another place, and the feeder schools of fish (large fish) would probably also eventually die off because they would be over dominated with multiple species feeding off of them. The natural food chain already established would be disrupted.
A ruler or a meter stick depending on its length.....
