Answer:
Step-by-step explanation:
The name of the fiber in the predominant tissue of lymphoid organs is "reticular fiber". Reticular fibers are a type of extracellular matrix fiber made of type III collagen that form a delicate network or scaffold within lymphoid organs, such as the spleen, lymph nodes, and bone marrow. This network supports the migration and growth of immune cells, such as lymphocytes, and helps to filter and trap foreign particles and pathogens.