B- because Lewis and Clark is the only one from the past. It also says an informative essay and an explanation is informative
The indoor electric lap which was invented during the second industrial revolution (which you've mentioned) enabled people to be awake much longer at a good light source, they were able to read, to communicate or to do anything they desired. This of course had a dramatic affect how people were socializing at night :)
It is a reed plant that was used to make baskets, sandals, river rafts, and paper.
The Anglo–Sudan War and the Sudanese Mahdist Revolt.
First question! It's was the main point of the war.