Which sentence contains an element of bias? According to researchers, children who watch less television are more likely to lead an active lifestyle and participate in sports. Reliable research and a handful of well-regarded studies show that watching too much television can negatively impact children's academic progress and development. Researchers report that violent television can have a negative impact on children, but they likely aren't taking into account the available programs that are enriching. Children in the United States watch an average of three to four hours of television each day, according to reliable studies.

Armed with invisible ink, a cipher system, and a passion to end the war and preserve the union, elizabeth van lew became butler's eyes and ears in the confederate capital city. truth be told, however, she became much more than that. she became a spymaster, the person responsible for running a network of agents, couriers, and safe houses that was very active during the war. in addition to the spying, elizabeth van lew continued to maintain her church hill home as a safe house and something of a local union spy headquarters. —the dark game, paul janeczko what is the central idea of this passage? van lew’s home was used as a safe house, which was critical to the confederacy. van lew had a passion to end the war and preserve the union. van lew was a spymaster, a leading force in the espionage activities for the union. van lew did not enjoy working for general butler.