I would love to answer your question. However I cannot because I can not see any of your given options. Can you be more specific?
B.around rivers and lakes
So they can have a source of food and water
~Hello there! ^_^
Your question: The Pyrenees Mountains separate what two Europeans countries..?
Your answer: The Pyrenees Mountains separates France and Spain.
Hope this helps! :D
A seismograph is used and p waves and s waves are used to determine the distance of the waves