Read the following information carefully and answer the question given below.

During a vacation, a game is being played. For the game, 9 people from J to R (mix of boys and girls) have to stand in a vertical row. Boys are wearing black shoes and girls are wearing pink shoes. The row starts at top and with a pink shoe. Boys and girls stand alternately in the row. Each position in the row can be occupied by one person only.

i) J stands seven places before K.
ii) Third pink shoes is L.
iii) Second boy after L is M.
iv) Fourth place in the row is occupied by N.
v) O stands ahead of J.
vi) P stands between L and J.
vii) R is a girl.

Which of the following is a pair of girls ?