1. Each summer, the swim clubs host a camp for young swimmers. To work as a counselor at one of the summer camps, an employee must be at least 21 years old. Brittany wants to determine how many employees are eligible to be camp counselors. In cell J3, enter a formula using the IF function and structured references as follows to determine if Tiffany Adams can work as a camp counselor:
   1. The function should use a reference to the Age column to determine if the employee's age is greater than or equal to 21, and should return the text Yes if true and No if false.
   2. Fill the formula into the range J4:J32, if necessary.