Yes, generally speaking it is true that historical geology is primarily the history of the earth's crust, although the ramifications are somewhat wider in that the discipline takes into account things that happened due to the crust's changes as well.
Answer:
Thymus, Bone marrow, Spleen, Lymphoid tissue “clumps”, Lymph vessels, Lymph nodes, Tonsils, Mucous membranes,
Explanation:
Answer:
ummmmmmm wheres the passage?
Explanation:
I think the answer is a b and c