Karl Herman Frank with peers

The video describes a journey across the North Sea towards the Scottish Islands, highlighting the dangers encountered such as floating mines, patrol bombers, and Nazi submarines.

What is the significance of the 'only voice' mentioned in the text?

• It refers to communication devices

• It indicates the presence of danger

• It symbolizes isolation

• It represents naval strategy

Describe the role of Nazi submarines as mentioned in the text.

• They are used for reconnaissance

• They pose a threat to naval vessels

• They are part of a rescue operation

• They are involved in training exercises