In order to get selected in the team, a person should be either a good batsman or bowler
So, Shyam is a good batsman doesn't mean that he is a bad bowler. We know that he is only a good batsman and got selected in the team and vice versa that he is a good bowler doesn't mean he is a bad batsman so, both the conclusions will not follow.
The correct option is (C): Neither I nor II follows