Which type of gland can become blocked and form a "blackhead? "?

Dora experiences frequent headaches and was ordered by her doctor to take medicine for headache relief. what should she do so as not to abuse the medicine? take the medication as prescribed take an extra over-the-counter pill take double the dose of the prescribed medicine to make the headaches go away quickly take the medication to relieve her feelings of loneliness and depression

The bones of the extremities are parts of the a-appendicular skeleton b-axial skeleton c-long bone group d-medial skeleton

Anyone like cabela’s ? if you never been you def need to