Let G be the graph defined as the Hasse diagram for the ⊆ relation on the set S{1, 2,…, 18}. How many edges are there in G?

Let G be the graph defined as the Hasse diagram for the ⊆ relation o

1.	Let G be the graph defined as the Hasse diagram for the ⊆ relation on the set S{1, 2,…, 18}. How many edges are there in G?
A.	43722
B.	2359296
C.	6487535
D.	131963
Answer» C. 6487535