<prompt> In a 70 years old man who was working in asbestos factory for 10-15 years. On routine X-ray, a mass was seen in the right apical region of the lung. Biopsy was taken from the mass. Which of the following is seen on electron microscopic examination -Numerous long, slender microvilliMelanosomesDesmosomesNeurosecretory granules in the cytoplasm  <response>: . Numerous long, slender microvilli 