How is ‘teacher’ written in a code language?

From statement I: I am teacher is written as 'op ne pa' Happy teacher day is written as 'pa ka jh' From the above, code for 'teacher' is 'pa'. Hence, statement I is sufficient to answer the question. From statement II: Mother is best teacher is written as 'xy lm pa hi' My mother is teacher is written as 'hi pa cr lm' From the above, ' we cannot determine the code for 'Teacher' a s two words ‘Teacher’ and ‘Mother’ are common in both the statements. So, statement II is not sufficient to answer the question. Hence, the data in statement I alone is sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.