An unofficial, and often contested, guideline for website design is to make all website content available to a user within three clicks. The webpage adjacency matrix for a certain website is given by...

An unofficial, and often contested, guideline for website design is to make all website content available to a user within three clicks. The webpage adjacency matrix for a certain website is given by

(a) Find B₃. Does this website satisfy the Three-Click Rule?

(b) Which page can be reached the most number of ways from page 1 within three clicks?