T cell-dependent region is -

Periarterial lymphoid tissues Thymus-dependent (T cells collection) 1. Spleen     - Periarterial lymphoid collection     - Malphigian corpuscle in the white pulp 2. Lymph node            - Paracortical area Thymus-independent (B cells collection) 1. Spleen            - Perifollicular region            - Mantel layer 2. Lymph node            - Cortical follicles            - Germinal centres            - Medullary cords