Well, I am not 100% sure but I would go with D.
The type of microscope described above is the <span>phase contrast microscope. This microscope can produce high contrast images useful when observing transparent objects like living cells, microorganisms or tissue samples.
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The answer would be letter C.
<span>Gap 4, which deals with lowering customer expectations, can be closed at any time. While the first three gaps are concerned with raising company performance to meet expectations, gap 4 aims to lower customer expectations to meet perceptions. The two approaches to closing the customer gap operate on different principles and therefore can occur independently. Incidentally, closing gap 4 can be more economical than closing the other gaps.</span>
Answer:
The hyoid bone
Explanation:
The hyoid bone is the only bone in humans that does not articulate with any other bone, but only has muscular, ligamentous, and cartilaginous attachments
