In a certain code language,
(A) ‘pit na som’ means ‘bring me water’
(B) ‘na ja tod’ means ‘water is life’
(C) ‘tub od pit’ means 'give me toy’
(D) ‘jo lin kot’ means ‘life and death’
Which of the following represents 'is' in that language ?

Answer: C. tod

In statements A and B, the common code word is 'na' and the common word is 'water'.
So, 'na' means 'water'.
In statements B and D, the common code word is 'jo' and the common word is 'life'.
So, 'jo' means 'life'.
Thus, in statements B, 'tod' represents 'is'.