Six employees, J, K, L, M, N and O are sitting around a circular conference table facing the centre and at equal distance from each other (not necessarily in the same order). J is sitting opposite to L and to the immediate right of O. M and N are sitting opposite each other. If K is sitting second to the left of N, then which are of the following pair of two employees are immediate neighbours?
1
K and L
2
N and J
3
M and O
4
J and K