Use the map below to answer the following question: What is a geographical difference between southern Europe and northeastern Europe? (5 points) Select one: a. Southern Europe has a large number of mountains, while northeastern Europe is mostly flat. b. Southern Europe is mostly flat, while northeastern Europe is mostly mountainous. c. Southern Europe is a land of large rivers and lakes, while northeastern Europe is dry and arid. d. Southern Europe has few rivers and lakes, while northeastern Europe has more lakes than forests.