Read the following information carefully and answer the questions which follows :
(i) `P xx Q'` means 'Q' is mother of P'.
(ii) `P + Q'` means 'P' is brother of Q'.
(iii) 'P - Q' means 'P is sister of Q'.
(iv) 'P `div` Q' means 'Q is father of P'
Which of the following definitely means 'R is grandson of K' ?

Options

A. `R xx T + K`
B. `M + R xx T + k`
C. `M + R xx T + K`
D. None of the above

Answer

D

Explanation

In each options, `R xx T` means .R is mother of T.. Means R is female. So, none of these represents R is grandson of K.
`N + J + M div D`