First of all i suggest you to the KB article: How to select rows via an unbound checkbox column. Starting with version 13.2, the GridView in the XtraGrid control provides a built-in checkbox column for multiple row selection.
Is there a minimum age to raft or upper age limit? A. 7-years-old for the Classic and 12-years-old for the Challenge. While there is no upper age-limit, we expect everyone to reasonably evaluate his or her fitness level before taking a whitewater rafting trip.
No guest under the age of twenty-one (21) will be reserved in a stateroom unless accompanied by an adult twenty-one (21) years of age, or older. This age limit will be waived for minor children sailing with their parents or guardians in adjacent staterooms or under-aged married couples (proof of marriage is required).