<prompt> Translate the following text to EnglishWatunzaji wa wakati na wasimamizi wanapaswa kujua wakati wa kazi na kutokuwepo kwa wafanyikazi ambao wanawajibika kwao ili kuhakikisha kuegemea kwa Tand  <response>: Timekeepers and supervisors must be aware of the work time and absence of employees for whom they are responsible to ensure the reliability of Tand 