Answer:
Go to the Sea and cut off Britain from cueing too help France.
Step-by-step explanation:
The Germans knows that, the only way to be able to beat the France in 6 weeks is to prevent France from getting any form of help when they are attacked. In order to achieve this, the Germans had no option than to go to the sea and cut off Britain from accessing the channel when they will be trying to help France. This was the most important plan which they had.