Ralph Lauren chose the name Polo for his clothing company to "imply" wealth and elegance, since Polo is a sport often associated with the upper classes. <span />
I'd have to go with:
"Africanized honeybees are now known as killer bees for several scary."
How and when Killer bees were created and where, is immaterial. The main point the article is trying to make is about the Dangers of the Killer Bees and why they are so dangerous.
Simile uses the word like or as to compare 2 things, so whichever has the word like or as is right
B. is the correct sentence, because they use the right verb tense for beats.