This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
T-Cell dependent region is 
Select and explain. 
A. cortical follicle of lymph node, B. medullary cords, C. mantle layer, D. paracortical area
D: paracortical area
Answer: D: paracortical area 
Explanation: T cell areas are:

Periarterial lymphoid collection
Malpighian corpuscles in white pulp
Paracortical areas.