헷갈려서요..ㅠㅠ.. 답변 부탁드리겠습니다

8. her father lies ________ in that tomb.
(a) burying
(b) having buried
(c) buried
(d) has been buried
질문- --- (b)인가요? (c)인가요?? 분사구문 문제 같은데....

9. the conflict _________ , he went home.
(a) settling
(b) having been settled
(c) has been settled
(d) had been settled
질문 ---- (b)인가요? (c)인가요? 접속사가 없으니 (b)인거 같은데..

10. your letter, ________ to the wrong house, never reached me.
(a) having been addressed
(b) addressed
(c) has been addressed
(d) had been addressed
질문 ---- (a)인가요? (b)인가요? 과거분사가 수식하는건지.. 완료시제로 수식해야하느건지..부탁드리겟습니다!