The solution to the problem was considered ingenious. No one else had been clever enough to figure it out. In the sentence above, which of the following strategies would be most effective to determine the meaning of "ingenious"?

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,

a rough draft essay is the final form of an essay after it has been edited and polished.

in the door-way, with his head in the room and with a lantern in hand with the most slight ray of light shining from it; so small and opening it so slowly to not disturb the old mans sleep.

i have watched the play of this story last friday.