Certain number of persons are sitting in a linear row from west to east and facing in the north direction. 
J sits third to the right of K. 
Five persons sit between T and K. 

One person sits between M and J. Neither K nor T is a neighbour of M. 
Thus, case 1 is invalid. 

Q sits second to the right of T. 
The number of persons sitting to the left of Q is equal to the number of persons sitting to the right of J.
T sits at one of the ends of the row.
Therefore, the final arrangement is: 

Only statement given in option (c) is true.