Determine whether the relation R on the set of all Web pages is reflexive,symmetric,antisymmetric, and/or transitive,where(a,b) belongs to real number if and only if...

a) everyone who has visited web pageahas also visited web pageb.

b) there are no common links found on both web pageaand web pageb.

c) there is atleast one common link on web pageaand web pageb.

d)there is a web page that includes links to both web pageaand web pageb.