Answer:
The Northern European Plain and the Central Russian Upland
Step-by-step explanation:
The Northern European Plain is a geographical region in Europe found in Poland, Denmark, Germany, Belgium and the Netherlands. This plain is mostly employed for agricultural purposes. It also contains some bogs, lakes and lagoons. The physical geography of this area is similar to that of the Central Russian Upland. This is an area of the East European Plain located in central and southern European Russia northeast of Ukraine.