Social media is absolutely everywhere Billions of people use social media on a daily basis to create,share, and exchange ideas, messages,and information.

　　46.D)Whether social media should be used to screen job candi-dates.

　　47.A)Moral or legal issues might arise.

　　48.A)When it is separated from context.

　　49.B)By using it in a legitimate way.

　　50.C) Seeking advice from management and legal experts.

　　In recent years, the food industry has increased its use of labels.

　　51.D)Consumers' increasing desire for clear product informa-tion.

　　52.A) Stressing the absence of certain elements in their prod-ucts.

　　53.D)They cause anxiety about food among consumers.

　　54.C) Erode consumer trust and reduce sales.

　　55.B)Exercise caution about the use of absence claims.