[word=select] [word=two] [tag=NNS] [tag=IN] [□]
[word=select] [word=two] [tag=NNS] [tag=IN] [□=□]
[word=select] [word=two] [tag=NNS] [tag=IN] [□ & □]
Students will select two areas of concentration from biology , chemistry , geology , mathematics , and physics .