The Federal Trade Commission pushed forward application developers to take steps to protect consumer privacy. 【B1】______, many consumers seem to be already taking steps to【B2】______their personal information from data-grabbing apps. A study by the Pew Research Center found that among American adults who use smart-phone apps, half had decided not to【B3】______applications on their mobile phones because they【B4】______too much personal information. And one in five turned off【B5】______tracking ' because they were【B6】______that other individuals or companies could【B7】______that information. ' A customers whereabouts can be【B8】______valuable to marketers trying to sell their wares, or government authorities trying to keep【B9】______on citizens movements. The study seems to suggest a(n) 【B10】______awareness of digital privacy. And it【B11】______a common sense that the generation of young Americans who have grown up in the Internet age lightly share their personal【B12】______. Mobile phone users between ages 18 and 29 were equally likely to【B13】______an application because of privacy concerns as older Americans,【B14】______the younger group was more likely to use applications in the first place. The increase of mobile apps has lately given【B15】______to administrative observation. In California, the state attorney generals office has persuaded many of the largest companies that distribute applications on their【B16】______to make sure that their privacy【B17】______are clearly displayed. The F. T. C. , which is【B18】______for enforcing consumer rights, concluded that applications directed at children were not【B19】______clear about how they used the data they collected. The commission published its proposals for application developers;【B20】______other things, it suggested that companies seek their customers 'express agreement' for data they collect and share. 【B1】