Ectomesenchymal cells closer to the outer margin of the enamel organ will differentiate into:: (A) Dental papilla., (B) Dental follicle., (C) Dental sac., (D) None.
Answer is B. Ectomesenchymal cells closer to inner margins of enamel organ will differentiate - Dental papilla 
Ectomesenchymal cells closer to outer margins of enamel organ will differentiate - Dental follicle.