<image 1>(asthma) fill in the blank for the pathophysiology pathway (D.C= dendritic cell)
['Columnar epithelial cells detect activated Dendritic cells and secrete thymic stromal lymphocytes.', 'Activated Dendritic cell secretes a hormone.', 'Mast cell is activated through the activation of the D.C and secretes thymic stromal lymphocytes.', 'Thymic stromal lymphocytes are created by TH2 cells which have detected the activation of the dendritic cell.']