Tolong bantu ya kak bsk di kumpulin​

Jawab:

a. K-L. L-M, M-N, N-K, O-P, P-Q, Q-R, R-O, K-O, L-P, M-Q, N-R

b. KLMN, OPQR, KLOP, LMPQ, MNQR, KNRO

c. K, L, M, N, O, P, Q, R

d. K-M, L-N, O-Q, P-R, K-O, L-P, M-Q, N-R, K-R, N-O

e. O-M, K-Q, L-R, N-P

f. KLQR, MNOP, KNPQ, LMOR