Exercise $2(2$ points$)$

Given a random network with $50$ nodes and average node degree $($:$k$:$)=10,$ which of the following is likely to be closest to the average path length of the network?

A$.1\mathrm{.}5$

B$.2\mathrm{.}0$

C$.2\mathrm{.}25$

D$.2\mathrm{.}5$

Exercise $3(2$ points$)$