The word 'SCHOOL' is transformed into 'TIDPMM'. What is the transformation rule applied here?

A. EACH LETTER IS SHIFTED FORWARD BY ONE POSITION

Identify the word that is formed by adding a prefix to the root 'visible'.

A. INVISIBLE

If the word 'COLD' is coded as 'DPME', how is 'WARM' coded in the same way?

A. XBSN

If 'APPLE' is coded as 'BQQMF', what would be the code for 'GRAPE'?

A. HSBQF

If 'APPLE' is written as 'BQQMF', what is the code for 'GRAPE'?

A. HSBQF