The levees failed because the people that built it didn't make the ground sturdy enough and when Katrina hit the levees got pushed back but did not break! That is why the levves failed.
do not give up and to be practising in maths thankyou.
Only in 4th grade. It'll just put you in intensive science.
True. You can succeed without a plan, but with a prepared mind.
When someone asks a question like that.