which of the following are examples of labor specialization

The definite noun phrase the following examples contains enough information for the reader to identify which examples are being talked about. The examples that the definite noun phrase refers to are the ones that are about to be mentioned. Which of the following statements is grammatically incorrect? And why? (I don't know the answer. Ignore the marks) Meats and vegetables are so expensive these days. We'd better eat out. I'd rather go Medscape: Serum Lactate Dehydrogenase Profile as a Retrospective Indicator of Uterine Preparedness for Labor Serum Lactate Dehydrogenase Profile as a Retrospective Indicator of Uterine Preparedness for Labor