WSS v3 introduced what?

Question:WSS v3 introduced what?

1.Data columns and site columns

2.Content types and site columns

3.Content types and directed lookup columns

4.Content types and wiki columns

R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!