Because the HIV virus takes time to multiply and get established. Person might have been infected, but it not show up in tests for some time.
Answer:
The correct answer is D) He invented highway billboards
Explanation:
Aristide Boucicaut was a famous French business person who is credited with developing the concept of the modern Department Store.
He worked in his family store as a child and had grander ideas of how a retail space should work.
He eventually developed the Le Bon Marché, which quickly became a landmark shopping place.
He developed numerous innovations to increase his sales more than 10 times. He lured shoppers in using beautiful window displays, something that is common today. He held sales in winter time and even allowed people to return their products.
However, he was NOT the inventor of the highway billboards
The principle cause of the war was that those states harbored and supported the actions of pirates against American shipping vessels in the Mediterranean Sea.
The consequences of the Black Death were numerous and varied. Countless workers died, ravaging families through failed means of survival and causing personal affliction; landowners who used laborers as tenant farmers were also impacted. It is estimated to have abolished 30 percent to 60 percent of the European population.
The reason why Tom Robinson was unable to use his left arm is because "<span>A. It got caught in a cotton gin," although it should be noted that this wasn't actually a common problem. </span>