Which word or phrase is the subordinating conjunction in the sentence? The librarian was happy to help as long as all of the books got put back on the right shelves.
a. to help

b. as long as

c. all of the

d. back​

b)as long as is the answer

1.the hosts on two opposing mountains stood,  

2.thick as the foliage of the waving wood;  

3.between them an extensive valley lay,  

4.o'er which the gleaming armour pour'd the day,  

5.when from the camp of the philistine foes,

6. dreadful to view, a mighty warrior rose; in the dire deeds of bleeding battle skill'd,