The correct answer is B) it recorded information about nature and geography.
An accomplishment of the Lewis and Clark expedition was that it recorded information about nature and geography.
After the Louisiana Purchase of 1803, in which the United States government acquire that immense territory that belonged to the French, President Thomas Jefferson ordered an expedition to explore those unknown territories and people could later settle them. So in 1804, Meriwether Lewis and William Clark started the expedition that ended in 1806, when they returned to Washington D.C. to inform Jefferson about the results.