Based on the descriptions provided in paragraph 12, what can you infer about the difference between laborers and specialists? A. Laborers assisted pregnant women, while specialists taught young children how to read.

B. Laborers were responsible for understanding the concept of crop rotation, while specialists were responsible for knowing which seeds were best to plant.

C. Laborers and specialists had the same type of education and knowledge.

D. Laborers performed certain types of work for which they did not need specific knowledge, while specialists needed to have specialized knowledge of agriculture.