A 65 year old chronic smoker presented with a central lung mass with distal bronchiectasis and recurrent pneumonia. A greyish white tumor was resected. Which of the following histopathological finding is most likely to be seen -
Palisading or rosette - like arrangements of cells separated by abundant fibrovascular stroma
Small cells with scant cytoplasm, ill defined cell borders and hyperchromatic nuclei with nuclear moulding
Derivatives of all three germ layers are seen
Tall columnar cells with cytoplasmic and intra alveolar mucin
Palisading or rosette - like arrangements of cells separated by abundant fibrovascular stroma