The first one is the answer ;)
C and D are wrong due to the fact that it does not occur in July and there is no direct sunlight. Also thing it’s B or A but I’m thinking its A due to the fact it doesn’t always occur on the 21st but also the 20th.
he was following the belief and inspiration on John Locke
Petersburg was the only way the South could get reinforcements into Richmond since the rest of the City was surrounded by Union troops.