If '$DO$' is written as '$FQ$' and '$IN$' is written as '$KP$',then how would '$AT$' be written?

In a certain code language,
$(A)$ 'pic vie nic' means 'winter is cold'
$(B)$ 'pic vie nic' means 'winter is cold'
$(C)$ 're pic boo' means 'winter and summer'
$(D)$ 'vic tho pa' means 'nights are cold'
Which of the given statements is superfluous?

If in a certain language,$MADRAS$ is coded as $NBESBT$,how is $BOMBAY$ coded in that code?

In a certain code language,'Ka Bi Pu Ya' means 'You are very intelligent','Ya Lo Ka Wo' means 'They seem very intelligent','La Pu Le' means 'You can see' and 'Sun Pun Yun Ya' means 'How intelligent she is'. In that language,which of the following words means 'are'?

In a certain language,$36492$ is written as $SMILE$ and $058$ is written as $RUN$. How is $92486$ coded in that language?

If $DELHI$ is coded as $CCIDD$,how would you encode $BOMBAY$?