Question: What is an example of a marine vehicle of Type VIIA class?
Answers:
answer_text: German submarine U-31
answer_text: German submarine U-34
answer_text: German submarine U-35
answer_text: U-28
answer_text: German submarine U-33
answer_text: German submarine U-32
answer_text: German submarine U-27
answer_text: German submarine U-36
answer_text: U-29
answer_text: U-30