How is the word 'LEMON' transformed if each letter is replaced by the letter that comes two places before it in the alphabet?

A. JCKLM

If 'CAT' is coded as 'DBU', what is the code for 'DOG'?

A. EPH

In a coded message, 'CAT' is coded as '312' and 'DOG' is coded as '415'. What is the code for 'GAT'?

B. 314

If 'APPLE' is coded as '12345' and 'LEMON' is coded as '54321', what is the code for 'MELON'?

B. 54312

In a coding scheme, 'FISH' is coded as '6789' and 'BIRD' is coded as '1234'. What is the code for 'RIB'?

A. 234