The Challenger Expedition

Question

The Challenger expedition
A) Circumnavigated the globe
B) Helped disprove the Bathybius theory
C) Produced many volumes of descriptions of marine life
D) All of the above

Accepted Answer

The Challenger expedition, conducted from 1872 to 1876, was a pioneering oceanographic expedition that indeed circumnavigated the globe, helped disprove the Bathybius Haeckelii theory (a supposed form of primordial life), and produced a multi-volume set of reports that described marine life and oceanographic features in unprecedented detail.