The correct answer option is: The Continental System.
<u>Explanation:</u>
After losing the Battle of Trafalgar, Napoleon planned an economic war against Britain. He tried to stop the entry of British goods into Europe. This policy was known as the: The Continental System.
By setting up a Naval Blockade to block the ships from entering and supplying to the Britain, Napoleon tried to cut Britain off economically.
Also, he tried to cut off trade with the Britain through the French Empire.
Continental System<span> The establishment of a French blockade of English ships from docking in European ports, therefore, crippling English trade </span>1812 Invasion of Russia <span>This was the result of Napoleon's growing frustrations with the inefficiency of the Continental system and his growing interests in the Mediterranean region.