C 2-D 3-A (SINCE) 4-B 5-A 6-C (PROCESS BY WHICH...) 7-B 8-C (TO RIPE...

1- - 9 DE HSG ANH 12 CHON LOC CO KEY
9 DE HSG ANH 12 CHON LOC CO KEY
1-c 2-d 3-a (since) 4-b 5-a 6-c (process by which...) 7-b 8-c (to ripen)