According to the passage，who was probably the first European to step on the continent of North America？
A. Bjarni Herjolfsson
B. Leif Eriksson
C. Thorfinn Karlsefni
D. Helge Ingstad
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Why does the author mention women and cattle in paragraph 4？
A. To show the level of detail included in the sagas
B. To point out the peaceful intentions of the sailors
C. To provide evidence of a plan to start a colony
D. To describe the division of labor in Norse society
The first paragraph mainly discusses______.
A. turbulent world situations
B. strained employment relations
C. dead-ended governments
D. magnifying union power
What can be inferred from paragraph 1 about the Icelandic sagas？
A. They were not known outside of Iceland．
B. They were originally told in the form. of songs．
C. They may not be historically accurate．
D. They inspired Leif Eriksson to explore Vinland．
"The imminent retirement of baby-boomers" is mentioned to inform. politicians of______.
A. a great challenge to face in the industrial relations
B. a good strategy to employ great employees
C. an important choice to make in labour contracts
D. a fantastic opportunity of fixing the public sector
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