From 16 yrs back : AIIMS MAY 2008 Surgery question

See this AIIMS  May 2008 Question

Surgery : 142 in Guide

Q : In Which of the following head and neck cancers, is lymph node metastasis least common ?

a) Tongue.

b) Buccal Mucosa.

c) Hard Palate.

d) Lower Alveolus.

Answer is (C) Hard Palate.

16 years back : May 1993 AIIMS Surgey Question : 120

Q : Which carcinoma MOST Commonly metastasizes to cervical lymph nodes?

a) Maxillary Sinus.

b) Posterior Tongue.

c) Cheek.

d) Hard Palate.

Answer : Posterior Tongue.

Explanation given describes from Least Common to most Common. 

If anyone didn't read this question from the guide and missed in exam, they would know the value.

POINT IS : " Don't blindly recommend anyone to avoid old questions (>10 yrs)"