Expansion is the correct answer
<span>Each Monday, this column turns a page in history to explore the </span><span>discoveries, events and people that continue to affect the history being made today.
</span> Europe was mired in a centuries-long dark age before a king named Charlemagne came along and turned on the light switch.
By encouraging arts, culture and education, the 8th-century Frankish king – who would eventually become the first Holy Roman Emperor – tugged the continent out of cultural stagnation that threatened to never end.
Both a fierce warrior and in many ways the first Renaissance man, Charlemagne's achievements on the battlefield and in his laws led to the first notion of a pan-European identity.
I think the correct answer from the choices listed above is option B. The sentences that uses vivid sensory details about how things look would be "<span>her sepia-toned, leathery skin drooped into a topography map of sharp ridges and grooves. " The descriptions were very specific. Hope this answers the question.</span>
In Africa, there are many exciting animals. The tundra is a hub for hundreds of different animals; zebras run in herds across the grass, lions chasing after them. In Zimbabwe, the most well-known area is Lake Victoria. Here elephants gather to drink water, the liquid reflecting their faces and distorting them as the sun gleams off the surface. In nearby trees, bulbuls and finches chirp merrily while antelope graze nearby. The African tundra is home to an innumerable amount of unique species, making it one of the most beautiful places in the world.
(I emboldened all proper nouns for your convenience.)
Hope this helps!