The hair follicle (A) has been cut in cross section.

The ducts and secretory parts of glands can be seen very clearly. It is also very clear on the top photo that this gland empty its product inside the follicle.
Can you figure out which gland it is?

Can you label B and C?

By just looking at the structure of this gland, can you guess its structural classification?

Name the tissue type shown in D:

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