What new technology was at the time considered a gadget by the us military? What weaknesses did it have that kept it from preventing an attack at the time?

“you meet new people on a job. kayla morrison says, 'i work with two college students from the east coast, and it's been interesting learning about their lives.' kayla has also come to think of the café owner as a mentor who is providing her with valuable information about the food service industry. kayla is even thinking about applying for the culinary arts program at her high school.” what is the topic sentence of this paragraph?