. Who can not a member of a team of size 3

K, L, M, N, P, Q, R, S, U and W are the only 10 members in a department. There is a proposal to form a team within the members of the department, subject to the following conditions

a. A team must include exactly one among R Rand S

b. A team must include either M or Q but not both

c. If a team includes one among S, U and W, then it must also include the other two

d. If a team includes K, then it must also include L and vice versa

e. L and N cannot be members of the same team

f. L and U cannot be members of the same team

1. L

2. M

3. N

4. P