The Challenger Expedition (1872-1876)was a Unique and Historic Voyage

question 38

Multiple Choice

The Challenger expedition (1872-1876) was a unique and historic voyage. Why?

• A)It is the longest continuous oceanographic expedition on record.
• B)Its scientists developed the first reliable navigational charts to indicate current and wind patterns.
• C)It was the first expedition to use an echo sounder to study the seafloor.
• D)It proved the hypothesis that life could not exist in the deep sea.

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