The correct answers are A. Belarus and E. Poland.
Step-by-step explanation
The North European Plain is the largest plain on the continent located from the Pyrenees and the Atlantic Ocean in the west to the Ural mountains to the east. This plain covers the territory of several European countries such as Germany, Belarus, Belgium, Denmark, Estonia, France, Kazakhstan, Lithuania, Latvia, Molvadia, Netherlands, Poland, Romania, Russia, and Ukraine. The westernmost part is characterized by being a temperate leafy forest, while in the eastern part it is part of the Eurasian steppe. So, the correct answers are A. Belarus and E. Poland.