Answer:
(b) Only two
Explanation:
The North Sea is bordered by several countries, but only Germany and Norway among the listed countries have coastlines along the North Sea.
Finland: Finland does not border the North Sea. It borders the Baltic Sea.
Germany: Germany has a coastline along the North Sea.
Norway: Norway has a coastline along the North Sea.
Russia: Russia does not border the North Sea. It has coastlines along the Baltic Sea, the Arctic Ocean, and the Pacific Ocean.
Therefore, only Germany and Norway have borders with the North Sea, making the correct answer (b) Only two.